
Data Reshaping and R Functions Quiz
Authored by Xian J
Mathematics
Professional Development

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of the tidyverse, what does the filter() function do?
a) Create a subset of rows based on conditions
b) Perform element-wise operations
c) Merge datasets based on common variables
d) Generate summary statistics for variables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find ID for the Chinstrap penguin with shortest bill length
a) 33
b) 296
c) 132
d) 98
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which penguin species has the highest average body mass in the penguins dataset?
a) Adelie
b) Gentoo
c) Chinstrap
d) It varies between species
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of data reshaping, what does the pivot_longer() function do in the tidyverse?
a) Transforms data from long to wide format
b) Transforms data from wide to long format
c) Filters rows based on conditions
d) Performs group-wise operations
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What function in R is used to save the entire workspace, including all variables and functions, for later use?
a) saveRDS()
b) write.csv()
c) save.image()
d) save()
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the pivot_wider() function in the tidyr package?
a) Transpose data from long to wide format
b) Transpose data from wide to long format
c) Combine multiple datasets into a single dataset
d) Perform row-wise operations on data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of the tidyverse, what does the group_by() function do?
a) Filter rows based on conditions
b) Compute summary statistics for variables within groups
c) Merge datasets based on common variables
d) Reorder rows based on specific variables
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
10 questions
University maths
Quiz
•
10th Grade - Professi...
10 questions
Bertelsmann AI Track Quiz Initiative #2
Quiz
•
University - Professi...
12 questions
TMG DAY 27
Quiz
•
Professional Development
10 questions
Logical Thinking , Sciences And General Knowledge
Quiz
•
Professional Development
10 questions
General Mathematics - Business Math
Quiz
•
Professional Development
12 questions
Linear DE
Quiz
•
University - Professi...
10 questions
ESTADISTICA
Quiz
•
Professional Development
10 questions
CONFIABILIDAD
Quiz
•
Professional Development
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
10 questions
Probability Practice
Quiz
•
4th Grade
15 questions
Probability on Number LIne
Quiz
•
4th Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
6 questions
Appropriate Chromebook Usage
Lesson
•
7th Grade
10 questions
Greek Bases tele and phon
Quiz
•
6th - 8th Grade