Question
a.
Common variables are used to create missingness vector
b.
Common variables are used to cutting up quantitative variables
c.
Common variables are not used to apply transforms
d.
All of the mentioned
Posted under Data Manipulation Data Science
Engage with the Community - Add Your Comment
Confused About the Answer? Ask for Details Here.
Know the Explanation? Add it Here.
Q. Point out the wrong statement.
Similar Questions
Discover Related MCQs
Q. Which of the following transforms can be performed with data value?
View solution
Q. Each observation forms a column in tidy data.
View solution
Q. Which of the following function is used for casting data frames?
View solution
Q. Which of the following join is by default used in plyr package?
View solution
Q. mutate function is used for casting as multi dimensional arrays.
View solution
Q. Which of the following function is good for the automatic splitting of names?
View solution
Q. Point out the correct statement.
View solution
Q. Which of the following function is used for fixing character vectors?
View solution
Q. Which of the following metacharacter is used to refer to any character?
View solution
Q. Point out the wrong statement.
View solution
Q. Which of the following is used for specifying character class with metacharacter?
View solution
Q. Regular expressions can be thought of as a combination of literals and metacharacters.
View solution
Q. Which of the following signs are used to indicate repetition?
View solution
Q. Which of the following function is used for searching text strings by means of regular expression?
View solution
Q. merge function is used for merging data frames.
View solution
Suggested Topics
Are you eager to expand your knowledge beyond Data Science? We've curated a selection of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!
