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Home » Quiz » R Programming Quiz

R is a programming language and software environment primarily used for _________ computing and graphics.

Difficulty level
  • Functional
  • Object-Oriented
  • Procedural
  • Statistical
R is primarily used for statistical computing and creating graphics. Its purpose is to provide a wide variety of statistical and graphical techniques, which are highly extensible.
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R Programming Quiz
Quiz
In R, the ______ function can be used to create a scatter plot with a smooth line fitted to the data.
Suppose you're asked to create a pie chart in R that shows the distribution of a categorical variable in a data set. How would you do it?

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  • What is the function to concatenate strings in R?

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