what is the fft of (1, 0, 0, 0)? what is the appropriate value of ω in this case? and of which sequence is (1, 0, 0, 0) the fft? (b) repeat for (1, 0, 1, −1).

Answers

Answer 1

The sequence (1, 0, 0, 0)'s FFT is (1, 1, 1, 1). A sequence of (1, 0, 1, -1) has the FFT (1, 1-2i, -1, 1+2i).

Why are FFT values important?

The "Fast Fourier Transform" (FFT) is a critical measurement method in the area of measuring audio and acoustics. In the process, it dissects a signal into its individual spectral components and provides frequency information about the signal.

64 point FFT – what is it?

By breaking the 64-point FFT down into a two-dimensional structure of 8-point FFTs, the 64-point FFT can be accomplished. Comparing this method to the standard radix-2 64-point FFT algorithm, less complex multiplications are needed. Shift-and-add operations are used to implement the complex multiplication operations.

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Related Questions

I just tested how resistant my skin is with a multimeter and I stuck the probe tips pretty hard into my left and right hand. The multimeter measured about .7 Megaohms for me with dry skin and 1.3 Megaohms for my brother. Is this high? Please explain, if you think I'm joking leave your contact info and I'll prove it.

Answers

Since the multimeter measured about 7 Megaohms for you with dry skin and 1.3 Megaohms for your brother. it can be said that it is high.

What does a multimeter measure?

A digital multimeter is known to be a kind of a test tool that is often used to measure a lot of  or two electrical values that are seen or known to be principally voltage (volts), current (amps) and that of resistance (ohms).

Note that t he conductivity of the skin is said to be one that variable from person to person, hence, Since the multimeter measured about 7 Megaohms for you with dry skin and 1.3 Megaohms for your brother. it can be said that it is high.

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What is it called when you make a window smaller?

Answers

Most operating systems have a minimize button on the top right corner of any open window, which can be clicked to reduce the size of the window to the taskbar. Alternatively, you can also right-click (or control-click on a Mac) on the title bar of the window and select the “minimize” option.

What is it called when you make a window smaller?

This action is called "minimizing" a window.

Minimizing a window is when you reduce the size of the window to the smallest size possible, usually to the taskbar of your computer or the dock on a Mac. This is a useful feature when you want to quickly reduce the amount of space a window is taking up on your desktop without having to close it completely. This also makes it easier to access other windows, as the minimized window will be out of the way.

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Software that is used to detect and eliminate computer viruses. Question 3 options: Wi-Fi Cable Internet Antivirus Application Browser

Answers

Answer:

Anti Virus

Explanation:

Antiviruses (Windows Defender, McAfee, Avast) scan your computer/device for viruses.

Microcomputer other device on the network that requests and utilizes network resources Hub Switch Client Server

Answers

Answer:

Client.

Explanation:

Cloud computing can be defined as a type of computing that requires shared computing resources such as cloud storage (data storage), servers, computer power, and software over the internet rather than local servers and hard drives.

Generally, cloud computing offers individuals and businesses a fast, effective and efficient way of providing services.

Cloud computing comprises of three (3) service models and these are;

1. Platform as a Service (PaaS).

2. Infrastructure as a Service (IaaS).

3. Software as a Service (SaaS).

A client can be defined as a microcomputer or other device on the network that requests and utilizes network resources.

These network resources that are being requested by the client (client computer) are typically made available by a dedicated computer on the network known as a server.

explain with a reason one situation in which it would be appropriate to use an interpreter

Answers

Answer:

when you want an instant result

Explanation:

the intepreter converts the program line by line

6.3.6: Create your own Encoding on codehs be confusing.

6.3.6: Create your own Encoding on codehs be confusing.
6.3.6: Create your own Encoding on codehs be confusing.

Answers

A general example of an encoding scheme that contains A-Z and space is given below.

How to illustrate the information

In this example, we can assign the following binary codes to each character:

A: 00

B: 01

C: 10

...

Z: 10101

Space: 10110

Using this encoding scheme, the phrase "HELLO WORLD" would be represented as:

00010101100101100110000010101011001010000001101

As you can see, this encoding scheme requires a varying number of bits to represent each character, with shorter codes assigned to more commonly used letters and longer codes assigned to less commonly used letters. This can help to minimize the total number of bits required to encode a message.

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refers to the process of translating instructions into signals the computer can execute. a. decoding b. decryption c. digitalization d. deconstruction

Answers

The process of translating instructions into signals the computer can execute is known as decoding.

Decoding is an important step in the computer's operation, as it allows the computer to understand and carry out the instructions given to it.  When we give instructions to a computer, we typically use a high-level programming language, such as Python or Java. These programming languages are designed to be human-readable and easier to understand than the machine language that computers actually use to execute instructions.

During the decoding process, the computer takes the high-level instructions and translates them into a form that it can understand and execute. This involves breaking down the instructions into a series of smaller, more basic operations that the computer can perform. For example, if the instruction is to add two numbers together, the decoding process would break down this operation into smaller steps that the computer can execute, such as loading the numbers into memory, performing the addition, and storing the result.

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why was CDR the most developed country in nepal. Highlight any six reasons​

Answers

Answer:

6 reasons are highlighted under explanation.

Explanation:

The 6 reasons why CDR region is the most developed in Nepal are as follows;

1) The capital city of Nepal which is named Kathmandu lies in the CDR region.

2) The residents of this CDR region are usually provided with adequate employment facilities.

3) Majority of the industries in Nepal were established in this CDR region.

4) Social facilities which include education and health care are adequately provided in this CDR region.

5) Due to the the many industries, employment facilities and social facilities, this region generates a great amount of the the trade of the country and therefore aids in increasing the size of the economy.

6) There are quite a lot of tourists and religious locations in this region which aids in bringing tourism to the country.

You were conducting a forensic analysis of an iPad backup and discovered that only some of the information is within the backup file. Which of the following best explains why some of the data is missing

Answers

The backup being examined in this case is probably a differential backup that contains the data that has changed since the last complete backup.

How does forensic analysis work?

A thorough study to determine the cause, origin, perpetrators, and outcomes of a security event or a breach of company policy or federal law is known as forensic analysis. Particularly in criminal cases, forensic analysis is frequently associated with evidence presented to the court.

What is the work of a forensic analyst?

Forensic science technicians often perform the following tasks in labs: Analyze the forensic evidence you have collected from crime scenes using chemical, biological, and microscopic methods. Investigate potential connections between suspects and criminal conduct using DNA or other scientific analysis findings.

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Taking these steps will help to improve the delivery of your presentation.
Be familiar with the place the presentation will be given.
Practice your presentation.
Move away from your computer frequently while speaking and return to it to advance slides.
Read from your slides so you don't forget your content.

Answers

Taking any/all of these steps will help to improve the delivery of your presentation:

==> Be familiar with the place the presentation will be given.

==> Practice your presentation.

==> Move away from your computer frequently while speaking, and return to it to advance slides.

==> Use your conversation words and voice.  Don't read it from a paper (unless you can write in conversational words and phrases, but this is really hard to do).

==> Look around the audience while you're talking.  Make eye-contact with people.

==> Let your hands move normally while you talk.  Smile.

-- Read from your slides so you don't forget your content.   ==> No. This is considered one of the signs of a poor presentation, and an inadequately prepared presenter.  

You're not there to read the slides to your audience.  They can read the slides just as well as you can.  You're there to explain, embellish, enhance, and enlarge the material on the slides.  If you don't have any more to tell them except what's on the slides, then you don't even need to drag yourself or the audience through the agony of the presentation. Just print the slides onto a handout, hand it out, dismiss the audience, and take the rest of the day off.  

Also, you're expected to know your subject well enough so that you don't need to read your slides to know what you're talking about, and to be well enough prepared to remember what comes next.

Answer:

C. Move away from your computer frequently while speaking and return to it to advance slides.

Explanation:

what is OS and functions of OS ?​

Answers

Answer:

OS is an interface between a computer user and computer hardware. The function of OS is controls the backing store and peripherals such as scanners and printers.

Explanation:

An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers.

the average amount of time until the next hardware failure is known as __________.

Answers

The average amount of time until the next hardware failure is known as mean time between failures (MTBF).

MTBF is a measure used to estimate the reliability of hardware components or systems. It represents the average time that a device or system can be expected to operate before a failure occurs. MTBF is calculated by dividing the total operating time by the number of failures that have occurred within that time period.

MTBF is an important metric for companies and organizations as it helps them assess the expected reliability and durability of their hardware. It is commonly used in industries such as manufacturing, engineering, and IT, where equipment downtime can have significant impacts on productivity, costs, and customer satisfaction. By monitoring and improving MTBF, organizations can proactively plan maintenance and replacement strategies to minimize downtime and optimize their operations.

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How to Fix ‘Incorrect permissions on Windows Search directories’ Issue?

Answers

Disable and re-enable the Windows Search feature via the Command Prompt.

How to fix Windows permissions?Click Properties by using the right mouse button to select the file or folder. Navigate to the Security tab. Click on your name to view the rights you have under Group or user names. Select the check boxes next to the necessary permissions by clicking Edit, your name, and then OK.Reset a file's permissions by running the following command: /reset icacls "full path to your file" Use icacls "full path to the folder" /reset to revoke permissions on a folder. Use the command icacls "full path to the folder" /reset /t /c /l to revert rights for a folder, its files, and subfolders.It is possible to modify a file's permissions using the chmod command. You must be a superuser or the directory's owner in order to

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Disable and re-enable the Windows Search feature via the Command Prompt.

How to fix Windows permissions?

After choosing the file or folder with the right mouse button, click Properties. Click the Security tab to access it. To view the rights you are all under Group or Screen names, click on your name. Click Edit, your names, and then OK to confirm your selections by checking the box next to the required permissions.

Run the following command to revoke the permissions on a file: to reset icacls "whole file path "Use the complete path to a folder with icacls" "To revoke rights on a folder, type /reset. Use the command icacls "full path to a folder" /reset /t /c /l to revert privileges for a folder, its files, and subdirectories.

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hich of the following statements is true? a. a relational database is a collection of related attributes b. a relational database is a collection of rows c. a relational database is a collection of tables d. all of the above e. none of the above

Answers

A database is an organized collection of data, which is generally stored and accessed electronically from a computer system. Thus, option C is correct.

What are the most popular database software programs?

The most popular database software programs are IBM DB2, Microsoft Access, Microsoft Excel, Microsoft SQL Server, MySQL, Oracle RDBMS, SAP Sybase ASE and Teradata.

A database is a system for storing and taking care of any kind of data. Data here could be text, audio file, video, etc. A very basic example of a database is your computer hard drive where you have different files sorted by you and stored in various locations.

Therefore, A database is an organized collection of data, which is generally stored and accessed electronically from a computer system. Thus, option C is correct.

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What is Transmission Control Protocol (TCP)?

Answers

The Transmission Control Protocol (TCP) is one of the Internet protocol suite's basic protocols. It is a connection-oriented protocol that delivers reliable, organized, and error-checked data .

transfer between host-based applications. TCP works by first connecting two devices and then transferring data in the form of packets. It has various important functions, including as flow management, congestion control, and error detection and repair. Flow control is used to govern the pace at which data is transmitted between devices in order to avoid overloading the receiving device. Congestion control is used to prevent network congestion and guarantee timely data delivery. Many programs, including online surfing, email, file transfers, and others, require TCP.

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Write a Python program in Python-IDLE(in Script mode), save and upload in the
classroom for the following. 1) To calculate addition, subtraction, multiplication
of any 2 values which you will input while running the program. 2) To input 5
values, calculate total and average of those five values.
Your answer​

Answers

num1 = int(input(“Enter First Number: “)
num2 = int(input(“Enter Second Number: “)
add_num = num1 + num2
sub_num = num1 - num2
mult_num = num1 * num2
div_num = num1 / num2
print(“Results”)
print(“Addition: “ + add_num)
print(“Subtraction: “ + sub_num)
print(“Multiplication: “ + mult_num)
print(“Division: “ + div_num)

In which situations would it be most helpful to filter a form? Check all that apply.
The data needs to be filtered using complex criteria.
The data includes a large number of values that are unique.
The data needs to be filtered by a threshold that is not present.
The data needs to be filtered by data equal to one specific value.
The data includes only a small number of values repeated frequently.

Answers

Answer:

A- The data needs to be filtered using complex criteria

C`- The data needs to be filtered by a threshold that is not present

Explanation:

Just took it.

The situations that would be most helpful to filter a form are;

The data needs to be filtered using complex criteria and

The data needs to be filtered by a threshold that is not present.This is further explained below.

What is a filter?

Generally, a filter is simply defined as a program that formats or filters data before sending it on to another program; it may also be used to pass on just certain sorts of data.

In conclusion, Filtering a form is particularly useful when dealing with the following situations Complex criteria must be used to filter the data.

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Which of these sentences best describes verbal irony?

Answers

You need to insert the sentences you’re talking about to make this possible to answer
You need to insert the sentences you're talking about to make this possible to answer

Ron is in the process of designing tables for a database that will contain information for all school matches played in a year. What kind of field must he define to prevent users from entering duplicate values?
Ron must define an appropriate field as a _____________ to prevent users from entering repeated values.
primary key
master key
sword key
super key

Answers

Ron must define an appropriate field as a primary key to prevent users from entering duplicate values.

Ron must define an appropriate field as a primary key to prevent users from entering repeated values. When designing tables for a database that contains information for all school matches played in a year, a primary key should be defined to prevent users from entering duplicate values.

What is a Primary key?A primary key is a unique identifier that is used to distinguish one row of data from another in a table of a database. It cannot be null and must be unique. Furthermore, it should be chosen with the purpose of creating a consistent and stable entity relationship with the other tables, and it should be indexed to optimize database searches.Primary keys prevent the insertion of redundant data into a table.

A primary key should be used in every table, and the key value must be unique for each row of data. Hence, in order to prevent users from entering duplicate values, Ron must define an appropriate field as a primary key.

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A Trojan is a malicious program that uses a computer network to replicate.
a. True
b. False

Answers

False. A Trojan is a type of malware that fools users into downloading and installing it on their computers by disguising itself as a trustworthy software or file. A Trojan may carry out a range of destructive actionn.

Is a Trojan a malicious application that spreads itself across a computer network?

Trojan horses are spoofs, or malicious software that pose as something pleasant but are actually malicious. The fact that Trojan horse programmes do not replicate themselves makes them extremely different from real viruses. Trojans include malicious code that, when activated, results in data loss or even theft.

What do computer Trojans do?

Malware that poses as trustworthy programmes or software is known as a Trojan Horse (Trojan). Attackers enter the network once inside.

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vo..............

There have been many advances in computer

memory in recent years. Describe the changes that

these advances have made to tablet computers.


. . .

Answers

The recent advances in computer memory have brought about significant changes in the world of tablet computers.

These advancements have made it possible for tablets to have much higher processing speeds, better multitasking abilities, and more storage space. One of the most notable changes is the ability of tablets to handle large files, including high-resolution videos, games, and other applications. Tablets with larger storage capacity can now store more data and applications than ever before, which allows users to have access to a much wider range of options. Additionally, tablets are now able to run more sophisticated applications with ease, thanks to their increased processing speed.

Another significant change is the increased use of cloud-based storage options. Many tablet manufacturers now offer cloud storage services, which allow users to access their files from any device with an internet connection. This feature is particularly useful for individuals who need to work remotely or those who frequently travel. In conclusion, the recent advances in computer memory have transformed tablet computers into powerful devices that are capable of handling complex tasks and large files. These improvements have greatly expanded the capabilities of tablets and have made them more versatile and useful in a variety of settings.

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a computer has power, but there are no beeps and the computer does not boot. which of the following would be the MOST LIKELY cause?

a. no operating system installed
b. CPU failure
c. outdated bios
d. hard drive failure
HELP!!

Answers

Answer:

CPU failure

Explanation:

CPU is what runs the computer which if the CPU is broken the computer will not start

A computer has power, but there are no beeps and the computer does not boot. The most likely cause is CPU failure. Thus the correct option is B.

What is Computer?

A computer is an electronic device used to perform arithmetic and logical operations within seconds accurately without causing any error and make ease people's life.

A CPU is referred to as the central processing unit of a computer which plays a significant role in its functions and operations. It helps to convert the data by processing it into output for humans.

When the computer has power but there is no beep its means that there is a problem in the power supply unit which reflects a disruption in the power supply and causes the failure of the CPU.

Therefore, option B  CPU failure is appropriate.

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39 POINTS !
Okay so basically I have a 60 percent keyboard, and it’s LED perfect in shape jkeyboard okay.
I try connecting it to my ps4 and it’s detected but it won’t light up nor will any of the keys respond.
I have tried resetting my ps4
Iv’e tried unplugging and replacing in
I’ve tried holding FN and N to disable the n rollkey
I be tried plugging it into a pc
But nothing wors does anyone know how to fix it?

Answers

Answer:

Contact a service center electronics management

Answer:

take it back to the store with your the receipt and get a new one

in a basic program with 3 IF statements, there will always be _________ END IIF's.
a)2
b)3
c)4

Answers

Answer:

c)4

Explanation:

Hope it could helps you

A user complains that their computer is running very slowly. what solution would help to speed it up?

Answers

Performing a thorough system cleanup and optimization, including removing unnecessary files, disabling startup programs, and conducting regular maintenance, would help to speed up the computer.

When a computer is running slowly, it is often due to various factors such as accumulated temporary files, excessive startup programs, and lack of maintenance. A solution to address this issue is to perform a system cleanup by removing unnecessary files, including temporary files, cache, and old applications. Additionally, disabling unnecessary startup programs can free up system resources. Regular maintenance tasks such as disk defragmentation, updating software and drivers, and running antivirus scans can also help improve the overall performance of the computer.

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To include a column in the output that is not a result of an aggregate calculation, it must be included in the _____________ clause.

Answers

Answer:

group by

Explanation:

people who use a/an ________________ design logic believe that the given context determines what type of communication is appropriate.

Answers

People who use a/an contextual design logic believe that the given context determines what type of communication is appropriate.

Contextual design logic emphasizes the importance of considering the specific situation, environment, and audience when determining the most effective and appropriate means of communication. It recognizes that different contexts require different communication strategies and channels to convey information effectively.

By adopting a contextual design logic, individuals or organizations take into account factors such as cultural norms, social dynamics, communication goals, and the characteristics of the intended recipients. This approach helps ensure that the communication is tailored to the specific context, taking into consideration factors such as language, tone, medium, and level of formality.

Contextual design logic encourages a more nuanced and adaptable approach to communication, recognizing that what may be suitable in one context may not be effective or appropriate in another. It promotes sensitivity and responsiveness to the context in order to achieve clear, meaningful, and impactful communication.

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the malevolent use of computer code to change a computer or network's normal operations is called a .

Answers

A ring network is similar to a group of computers where data only travels from one computer to the next along a single path.

In order to share resources and exchange data, two or more connected computers or other devices form a network. The network is one of a company's most valuable resources, both in the private and public sectors. Networks are created to provide a means of achieving an objective or meeting a need. The system itself is important because these expectations and aims are frequently important. Although a network based IDPS (NIDPS) offers many advantages, these advantages are frequently also disadvantages. One advantage of NIDPS is that it reconstructs content and evaluates the data against the security policy in a format that the target would understand. The fact that the data is processed passively, outside of the normal network traffic, is another advantage. Another benefit is that an NIDPS can be placed strategically at a network choke point to save money on hardware and configuration management.

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list indices must be integers or slices, not float

Answers

The error message "list indices must be integers or slices, not float" indicates that you are trying to use a floating-point number as an index to access elements in a list, which is not allowed in most programming languages.

In programming, list indices are used to specify the position of elements in a list. Indices are typically integers that start from 0 and increment by 1. However, if you attempt to use a floating-point number (a number with a decimal point) as an index, it will result in an error because list indices must be integers or slices (a range of indices).

To resolve this error, ensure that you are using integer values or valid slice syntax when accessing elements in a list. If you need to use a floating-point value for some calculations or comparisons, you can convert it to an integer or round it to the nearest integer before using it as an index.

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Which is NOT a benefit of using visual aids?

Answers

The answer to this is:

Increase time spent looking at an image is NOT a benefit of using visual aids.
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What is the volume of the pyramid in cubic inches?10 in3 in.16 in Write, briefly, the elements that shape self-esteem * A species A diffuses radially outwards from a sphere of radius ro. The following assumptions can be made. The mole fraction of species A at the surface of the sphere is Xao. Species A undergoes equimolar counter-diffusion with another species B. The diffusivity of A in B is denoted DAB. The total molar concentration of the system is c. The mole fraction of A at a radial distance of 10ro from the centre of the sphere is effectively zero. (a) Determine an expression for the molar flux of A at the surface of the sphere under these circumstances. Likewise determine an expression for the molar flow rate of A at the surface of the sphere. [12 marks] (b) Would one expect to see a large change in the molar flux of A if the distance at which the mole fraction had been considered to be effectively zero were located at 100ro from the centre of the sphere instead of 10ro from the centre? Explain your reasoning. [4 marks] (c) The situation described in (b) corresponds to a roughly tenfold increase in the length of the diffusion path. If one were to consider the case of 1-dimensional diffusion across a film rather than the case of radial diffusion from a sphere, how would a tenfold increase in the length of the diffusion path impact on the molar flux obtained in the 1-dimensional system? Hence comment on the differences between spherical radial diffusion and 1-dimensional diffusion in terms of the relative change in molar flux produced by a tenfold increase in the diffusion path. [4 marks] evaluate the line integral, where c is the given curve. xyeyz dy, c: x = 2t, y = 4t2, z = 4t3, 0 t 1 How does Orwell use Squealer's explanation to support his purpose? the juvenile court's fact-finding process, which is similar to an adult trial, is known as a(n) hearing Find the equation for the line through the point (7/5,1/12) that is perpendicular to the line 3x-4y=7. You may leave your answer in the point-slope form if you wish. If you use slope-intercept form, all fractions must be combined and reduced wherever possible. Please help asap!!! Answer quick please would really appreciate it Find an expression equivalent to the one shown below.913 x 9-6OA. 79OB.919OC. 97OD. 9-78 In the selection from Silent Spring, who or what is responsible for thewhite powder that has fallen on the town and its surroundings?a. an accumulation of fallout from nuclear testingb. blossoms from fruit trees growing nearbyc. a sudden snowstorm in early springd. humans living in or near the town PLEASE HELP ASAP!!!!!!WILL GIVE BRAINLIEST!!!!Plus A FOLLOW! the forecasting method that pools the opinions of high-level executives, often in a round-table group discussion, is called How did you solve 1/2 + 3/4 Pls Help MeExplain how a hawk or eagle could use convention currents to soar upward without flapping its wings . 7 years a supervising driver must hold a valid driver license and must have been licensed for at least _____ guys patulong naman. In AOPQ, U is the intersection of the three medians. If OR = 10, find OP. Im working on a fence. I have 5/8 done in 2 5/6 hours. Can I finish the entire fence in 5 hours if I keep the same pace? Which of the following best describes a population?