Solution Manual: Analysis of Categorical Data with R 1st Edition by Bilder - Ch. 1-6

Solution Manual: Analysis of Categorical Data with R 1st
Edition by Bilder - Ch. 1-6, 9781439855676, with Rationales
Programming languages can be used to reproduce and share your analysis.
1. True
2. False - ANSWER: 1. True

Programming involves __________ a computer to perform an action or set of actions.
1. instructing
2. updating
3. training
4. filtering - ANSWER: 1. instructing

What are the benefits of using a programming language to work with your data? Select all that apply.
1. Easily reproduce and share your work
2. Choose a business task for analysis
3. Save time
4. Clarify the steps of your analysis - ANSWER: 1. Easily reproduce and share your work
3. Save time
4. Clarify the steps of your analysis

The R programming language can be used for which of the following tasks? Select all that apply.
1. Gaming
2. Visualization
3. Statistical analysis
4. Data analysis - ANSWER: 2. Visualization
3. Statistical analysis
4. Data analysis

What type of software application is RStudio?
1. Integrated development environment
2. Source editor
3. Database
4. Data visualization tool - ANSWER: 1. Integrated development environment

RStudio includes which of the following panes? Select all that apply.
1. R console pane
2. Environment pane
3. Command pane
4. Source editor pane - ANSWER: 1. R console pane
2. Environment pane
4. Source editor pane

If you write code directly in R source editor, RStudio can save your code when you close your current
session.
1. True
2. False - ANSWER: 1. True

How do data analysts refer to the words and symbols they use to write instructions for computers?
1. Programming languages
2. Variable languages
3. Code languages
4. Syntax languages - ANSWER: 1. Programming languages

__________ code is freely available and may be modified and shared by the people who use it.
1. Open-syntax

, 2. Open-source
3. Open-access
4. Open-ended - ANSWER: 2. Open-source

The benefits of using ____________ for data analysis include the ability to quickly process lots of data
and create hight quality visualizations.
1. a dashboard
2. a spreadsheet
3. structured query language
4. the R programming language - ANSWER: 4. the R programming language

A data analyst wants to quickly create visualizations and then share them with a teammate. They can
use for the analysis.
1. a database
2. structured query language
3. the R programming language
4. a dashboard - ANSWER: 3. the R programming language

A data analyst writes the code summary(penguins) in order to show a summary of the penguins
dataset. Where in RStudio can the analyst execute the code? Select all that apply.
1. Files tab
2. R console pane
3. Source editor pane
4. Environment pane - ANSWER: 2. R console pane
3. Source editor pane

In RStudio, the ________ is where you can find all the data you currently have loaded, and can easily
organize and save it.
1. plots pane
2. environment pane
3. R console pane
4. source editor pane - ANSWER: 2. environment pane

In R, the ______ is information that a function needs to run.
1. comment
2. argument
3. variable
4. operator - ANSWER: 2. argument

Why do analysts use comments In R programming? Select all that apply.
1. To make an R Script more readable
2. To explain their code
3. To act as functions
4. To provide names for variables - ANSWER: 1. To make an R Script more readable
2. To explain their code

What should you use to assign a value to a variable in R?
1. A comment
2. An argument
3. An operator
4. A vector - ANSWER: 3. An operator

Which of the following examples is the proper syntax for calling a function in R?
1. <-20
2. print()
3. #first
4. data_1 - ANSWER: 2. print()