R Programming MCQs with answers Page - 121

Here, you will find a collection of MCQ questions on R Programming. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 802.91K Points
Coach

Q. Predicting y for a value of x that's outside the range of values we actually saw for x in the original data is called . . . . . . . .

  • (A) Regression
  • (B) Extrapolation
  • (C) Intra polation
  • (D) Polation

A

Admin • 802.91K Points
Coach

Q. If you have an existing package that doesn't have an .Rproj file, you can use devtools for the use_rstudio(". . . . . . . ./to/package") to add it.

  • (A) Path
  • (B) Package
  • (C) Function
  • (D) Class

A

Admin • 802.91K Points
Coach

Q. A bundled package is a package that's been compressed into a . . . . . . . . file.

  • (A) Double
  • (B) Triple
  • (C) Single
  • (D) No file

A

Admin • 802.91K Points
Coach

Q. . . . . . . . . let's you perform SQL queries on your R data frames.

  • (A) sqldf
  • (B) plyr
  • (C) forecast
  • (D) daply

A

Admin • 802.91K Points
Coach

Q. . . . . . . . . splits a data frame and results an array (hence the da). Hopefully you're getting the idea here.

  • (A) apply
  • (B) daply
  • (C) stats
  • (D) plyr

A

Admin • 802.91K Points
Coach

Q. Which of the following statement can read csv files?

  • (A) read.table(filename,header=TRUE,sep=',')
  • (B) read.csv(filename,header=TRUE,sep=',')
  • (C) read.tab(filename,header=TRUE,sep=',')
  • (D) read.tab(filename,header=False,sep=',')

A

Admin • 802.91K Points
Coach

Q. Which distribution comes up a lot in Bayesian statistics because it is a good model for one's prior beliefs about a population proportion?

  • (A) Bohr
  • (B) Discrete
  • (C) Alpha
  • (D) Beta

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.