Complete data are very rare because some data are usually missing. There are typically four strategies to handle missing data.
Ignore the variables with missing data.
Delete the records that have some missing values.
Impute the missing values (i.e., simply fill in the missing values with some other value, such as the mean of similar records with data).
Use a data mining technique that can handle missing values, such as CART, which is one of a few techniques that handle missing data pretty well.
Suppose you are working on a project to model a hotel company's customer base. The goal is to determine which customer attributes are correlated with a high number of hotel stays. You have access to data from a customer survey, but one field (which is optional) is yearly income and has some missing values equaling roughly 5% of the records. Which of the strategies should be used? Explain why. Suppose you chose the third strategy. Explain how you would impute the missing incomes.

Answer:

#include <iostream>

using namespace std;

int main()

{

cout << "N\t10*N\t100*N\t1000*N" << endl;

int x=1;

while(x<=5){

 cout << x <<"\t"<< x*10 <<"\t"<<x*100  <<"\t"<< x*1000 << endl;

 x++;

}

   return 0;

}

Explanation:

Print the header, N 10*N 100*N 1000*N, using \t

Initialize the x as 1. It will be used to control the while loop

Create a while loop that iterates while x is smaller than or equal to 5

Inside the loop, print the required values. After printing, increment the value of x by 1

Answer:

(b) (int)(Math.random() * 101)

Explanation:

Given

\(min = 0\) --- minimum

\(max =100\) --- maximum

Required

Java expression to generate random integer between the above interval

The syntax to do this is:

(int)(Math.random((max - min) + 1) + min)

Substitute the values of max and min

(int)(Math.random((100 - 0) + 1) + 0)

Simplify the expression

(int)(Math.random(100 + 1) + 0)

(int)(Math.random(101) + 0)

(int)(Math.random(101))

Hence, the right option is:

(b) (int)(Math.random() * 101)

Answer:

###### error. Problem: The column is not wide enough to display all the characters in a cell. ...

# Div/0! error. ...

#Name? error. ...

#Value! error. ...

#REF! error. ...

#NUM! error. ...

#NULL error.

Explanation:

Here's a Java pseudocode implementation of the selection sort algorithm with comments and loop invariants:

```java

// Selection Sort Algorithm

public void selectionSort(int[] arr) {

   int n = arr.length;

   for (int i = 0; i < n - 1; i++) {

       int minIndex = i;

       // Loop invariant: arr[minIndex] is the minimum element in arr[i..n-1]

       for (int j = i + 1; j < n; j++) {

           if (arr[j] < arr[minIndex]) {

               minIndex = j;

           }

       }

       // Swap the minimum element with the first element

       int temp = arr[minIndex];

       arr[minIndex] = arr[i];

       arr[i] = temp;

   }

}

```The selection sort algorithm repeatedly selects the minimum element from the unsorted part of the array and swaps it with the first element of the unsorted part.

The outer loop (line 6) iterates from the first element to the second-to-last element, while the inner loop (line 9) searches for the minimum element.

The loop invariant in line 10 states that `arr[minIndex]` is always the minimum element in the unsorted part of the array. After each iteration of the outer loop, the invariant is maintained.

The swap operation in lines 14-16 exchanges the minimum element with the first element of the unsorted part, effectively expanding the sorted portion of the array.

This process continues until the entire array is sorted.

Remember, this pseudocode can be directly translated into Java code, replacing the comments with the appropriate syntax.

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Answer:

ngl why would i know this

Explanation:

It allowed the console to run 32-bit cartridges.

Answer:

Folders on the DOCK bar are called stacks

To prove that in a simple graph with at least two vertices there must be two vertices that have the same degree, we can use the Pigeonhole Principle.

Let G be a simple graph with n vertices. The degree of a vertex in G is the number of edges incident to that vertex. The degree of a vertex can range from 0 (if the vertex is isolated) to n-1 (if the vertex is adjacent to every other vertex in the graph).

Suppose for the sake of contradiction that all n vertices of G have distinct degrees. Then the possible degrees of the vertices are 0, 1, 2, ..., n-1, and there are n different degrees.

However, since there are only n vertices in the graph, there are only n possible degrees that the vertices can have. Therefore, by the Pigeonhole Principle, there must be at least two vertices in G that have the same degree.

This contradiction shows that our assumption that all n vertices of G have distinct degrees must be false, and thus there must be two vertices in G that have the same degree.

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To remove split panes in a worksheet, go to the "View" tab, locate the "Split" button, and click on it. This will remove the split panes and restore a single-pane view.

Here is how you can do it by following these steps:

Open the Worksheet: Open the worksheet in which you want to remove the split panes. Make sure you are working in the appropriate Excel application.

Identify Split Panes: Look for the split panes in your worksheet. Split panes divide the worksheet into separate sections, allowing you to view different parts simultaneously.

Navigate to the View Tab: In Excel, navigate to the "View" tab located at the top of the window. The "View" tab contains various options to modify the display settings of your worksheet.

Locate the Split Button: In the "View" tab, locate the "Split" button in the "Window" group. The "Split" button has an icon resembling a window divided into panes.

Click on the Split Button: Click on the "Split" button to remove the split panes from your worksheet. When you click the button, the split panes will be removed, and the worksheet will return to a single pane view.

Adjust Scroll Bars (if necessary): After removing the split panes, you may need to adjust the scroll bars to view the entire worksheet. Use the scroll bars located at the right and bottom of the window to navigate through the worksheet.

By following these steps, you can remove split panes and revert to a single-pane view in your Excel worksheet. This allows you to work with a more traditional, uninterrupted view of your data. Remember that these steps apply to the desktop version of Microsoft Excel, and the interface may vary slightly in different versions or platforms.

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What type of program would have a class named Student with objects called fullTime and partTime?

A. machine language program

B. object-oriented program

C. markup language program

D. procedural language program

Answer:

B. object-oriented program

Explanation:

An object-oriented program or OOP is a type of program that uses the concepts of objects and methods.

Although they are quite broad, they also make use of classes and types.

Java, for instance makes use of OOP as they use classes and objects under those classes and name them anyhow they want.

Therefore, the correct answer is B

Object-oriented Program.

Class : students

Objects: Full time and part time.

Examples of programming languages today that are object oriented are;

JavaScript, C++, and Python.

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The MBR partition scheme allows you to create up to four partitions on a basic disk: either four primary partitions or three primary and one extended partition. Initial division, You can create up to four primary partitions on a basic drive. Thus, option C is correct.

First partition On a basic drive, you can make up to four primary partitions. A primary partition must exist on each hard drive before a logical volume can be created. Only one partition can be made the active partition.

Therefore, One or more logical drives can be found in the extended partition.

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Here's the correct match for the purpose and content of the documents:

Project proposal: contains high-level details of the proposed project, contains a preliminary timeline of the project, helps to determine the project type, scope, time, cost, and classification, helps to determine the stakeholders relevant to the project.

Business justification: helps to determine whether the project needs meet business needs, contains cost estimates, project requirements, and risks.

Please note that the purpose and content of these documents may vary depending on the organization and specific project. However, this is a general guideline for matching the labels to the documents.

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Document views available in Word 2019:

Word for Windows is a standalone program or a component of the Microsoft Office package. The most popular word processing tool on the market, Word has some basic desktop publishing features. Since practically any computer user can read a Word document using the Word program, a Word viewer, or a word processor that imports the Word format, Word files are frequently used as the format for transmitting text documents over email. When text is selected, a toolbar with formatting choices also shows on the newly designed interface.

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Answer:

yes and

Explanation:

why do you need to know about a buildings security are you going to rob it ???

Answer: Internet Protocol Address

Explanation: IP Address is the abbreviation of Internet Protocol Address

Hope this helps

--Wavey

the meaning of the abbreviation of IP address is: Internet Protocol address(IP address)

sorry if that isn't what you meant, but hope this helps

Answer:

Assistive technology has gained currency in the 21st century because it provides various benefits that support inclusion. These include:

Explanation:

Assistive technology refers to tools, devices, and software that are designed to support individuals with disabilities. In recent years, assistive technology has become increasingly important in promoting inclusion and accessibility for people with disabilities. The four reasons mentioned above provide a brief overview of the key benefits that assistive technology can offer, including increased accessibility, improved communication, enhanced learning opportunities, and greater employment opportunities. These benefits can help individuals with disabilities to participate more fully in society, achieve greater independence, and improve their quality of life.

One standard of word processing is to have only one space after each period.

This convention originated from the typewriter era, where characters had the same width, and the two-space rule helped create a visual break between sentences. However, with the advent of modern word processors and variable-width fonts, the extra space can make the text appear uneven and disrupt the flow of reading.

Therefore, most style guides recommend using only one space after a period, which improves readability and creates a more polished look. This practice has become widely accepted in professional writing and is a common typographical standard today.

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a) Lowest address: 0, Highest address: (2^20) - 1. b) Lowest address: 0, Highest address: ((2^20) / 2) - 1. c) Lowest address: 0, Highest address: ((2^20) / 4) - 1.

a) If memory is byte-addressable, the lowest address would be 0 and the highest address would be (2^20) - 1.

This is because each byte in the memory requires a unique address, and since there are 2^20 bytes in total, the highest address would be one less than the total number of bytes.

b) If memory is word-addressable with a 16-bit word, each word would consist of 2 bytes.

Therefore, the lowest address would be 0 (representing the first word), and the highest address would be ((2^20) / 2) - 1.

This is because the total number of words is equal to the total number of bytes divided by 2.

Subtracting 1 gives us the highest address, as the addresses are zero-based.

c) If memory is word-addressable with a 32-bit word, each word would consist of 4 bytes.

In this case, the lowest address would still be 0 (representing the first word), and the highest address would be ((2^20) / 4) - 1.

Similar to the previous case, the total number of words is equal to the total number of bytes divided by 4.

Subtracting 1 gives us the highest address.

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Answer:

The definition of the issues is listed throughout the section down.

Explanation:

based on the above, we can write the C++ code as follows..

 #include <iostream>

#include   <iomanip>

using namespace std;

int main() {

     // Output table headers

   cout << setw(10) << "Flowers" << setw(10) << "Grass" << setw(10) <<    "Trees" << endl;

   // Output table rows

   for (int i = 1; i <= 4; i++) {

       cout << setw(10) << (1 << (i-1)) * 2 << setw(10) << (1 << i) * 2 << setw(10) << (1 << (i+2)) * 2 << endl;

   }

   return 0;

}

Using the iomanip library's setw function, we ensure that the output of this program is properly formatted and aligned in columns. To calculate the values in each column, we iterate through every row of the table via a for loop and rely on bit shifting and multiplication.

As our code outputs these values to the console using << operators, we use endl to create new lines separating each row. The return 0; statement at the very end serves as an indication of successful completion.

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Answer:

You need to get everything in version control. You need to automate the entire environment creation process.

Explanation:

You need a deployment pipeline where you can create test and production environments, and then deploy code into them, entirely on demand.

hope this helped ^^

The one requirement for achieving Continuous Deployment is to get everything in version control. You need to automate the entire environment creation process.

One need a deployment pipeline where you can create test and production environments, and then deploy code into them, entirely on demand. Development pipeline is a central part of continuous deployment.

Development pipeline  can be  used to provide quick feedback to the team during deployment. Development pipeline works in different ways and  software deployment can be divided in different stages and each stage is used to run a task to complete a deveploment on continuous basis.

System deployment is a challenging task that is an essential part of the software development lifecycle (SDLC), but it is almost completely overlooked by writers in favor of more exciting subjects like distributed object creation, components, or the newest SDK.

Therefore, The one requirement for achieving Continuous Deployment is to get everything in version control. You need to automate the entire environment creation process.

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The best way for Helen to use actual voice testimonials of happy employees from her company in her presentation is A) She can provide a link in her presentation where the audience can listen to the testimonials.

Using actual voice testimonials adds authenticity and credibility to Helen's presentation.

By providing a link, she allows the audience to directly hear the employees' voices and genuine expressions of satisfaction.

This approach has several advantages:

1)Audio Engagement: Listening to the testimonials in the employees' own voices creates a more engaging experience for the audience.

The tone, emotions, and enthusiasm conveyed through voice can have a powerful impact, making the testimonials more relatable and persuasive.

2)Employee Representation: By including actual voice testimonials, Helen gives her colleagues an opportunity to have their voices heard and to share their positive experiences.

This approach emphasizes the importance of employee perspectives and allows them to become active participants in the presentation.

3)Convenience and Accessibility: Providing a link allows the audience to access the testimonials at their own convenience.

They can listen to the testimonials during or after the presentation, depending on their preferences.

It also allows for easy sharing and revisiting of the testimonials.

4)Time Management: Including voice testimonials via a link enables Helen to efficiently manage the timing of her presentation.

She can allocate the appropriate time for other aspects of her talk while still giving the audience access to the full testimonials, without the need to rush or omit important information.

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File transfer protocol is the process whereby you transfer a file from your computer to the Internet.​

Answer:

A post is the process whereby you transfer a file from your computer to the Internet.​

Explanation:

Usually, when you post something from the internet, you would get a file from your device, and then post it by the way of your choice. For example, let's say I'm asking a question on Brainly, and I want to post a picture of a graph of a linear function. I would have to get the saved photo from my computer, upload it to the Brainly, and click "ASK YOUR QUESTION". So, a post is the process whereby you transfer a file from your computer to the Internet.​ Hope this helps!

Answer:

hold down CTRL + Z and it will reverse to the last action

Answer: Dropdown

Choose the word that makes each sentence true.

Asking the user for four numbers is an example of__input__.

Finding the average of the four numbers is an example of__processing___.

Telling the user the average is an example of__output___.

Explanation:

Following are the discussion to the given question:

Therefore, the answer is "input, processing, and output".

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The use of computers and technology has had a significant impact on society and the way people live their lives. One of the most significant social implications is the impact on privacy.

The increased use of computers has led to the collection, storage, and sharing of vast amounts of personal information, including financial, medical, and personal data. This has raised concerns about the protection of personal privacy and the potential misuse of personal information by governments, corporations, and other entities.

Therefore, Another aspect of privacy that has been impacted by technology is online privacy. With the widespread use of the internet and social media, people are sharing more personal information online than ever before, leaving them vulnerable to online identity theft, hacking, and other forms of cybercrime.

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Answer:

Explanation:

The solution code is written in Python 3.

Firstly, we need to import math module (Line 1).

Next, create a function standard_deviation that takes one input parameter, which is a list (Line 3). In the function, calculate the mean for the value in the input list (Line 4-8). Next, use the mean to calculate the variance (Line 10-15). Next, use sqrt method from math module to get the square root of variance and this will result in standard deviation (Line 16). At last, return the standard deviation (Line 18).

We can test the function using a sample list (Line 20) and we shall get 4.509249752822894

If we pass an empty list, a ZeroDivisionError exception will be raised.

In this scenario, the backup operator should consider using the option D-"Snapshot" backup type.

A snapshot backup captures the state and data of a system or storage device at a specific point in time, without interrupting or impacting the production systems.

Snapshots are highly time- and storage-efficient because they only store the changes made since the last snapshot, rather than creating a complete copy of all data.

This significantly reduces the amount of storage space required and minimizes the backup window.

Moreover, snapshots provide an enhanced Recovery Time Objective (RTO) and Recovery Point Objective (RPO) as they can be quickly restored to the exact point in time when the snapshot was taken.

This allows for efficient recovery in case of data loss or system failure, ensuring minimal downtime and data loss.

Therefore, to achieve a highly time- and storage-efficient backup solution with no impact on production systems, the backup operator should utilize the "Snapshot" backup type.

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The marginal cost of production is the change in total production cost which comes from making one additional unit.

The average variable cost is the total variable cost per unit of output. It is found by dividing the total variable cost (TVC) by the output.

The average total cost is found by dividing the total cost (TC) by the output.

The average variable cost is determined by dividing the total variable cost by the quantity produced. In this case, subtract the average variable cost from the average total cost: This will give the average fixed cost per unit.

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