R Programming Basics
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Questions and Answers

Which tool is used for programming in R?

  • C++
  • R Studio (correct)
  • Python
  • Java

What are the steps to install R?

  • Double click on the downloaded file (correct)
  • Click on the base option
  • Right click and select open
  • Click on the Install R Link

Which apply function is used to apply a function to each column or row of a matrix or data frame?

  • lapply
  • tapply
  • apply (correct)
  • sapply

What is the purpose of outliers treatment in data analysis?

<p>To identify and handle extreme values that can skew the analysis (D)</p> Signup and view all the answers

Which data structure is used to store tabular data in R?

<p>Data Frame (C)</p> Signup and view all the answers

Study Notes

Which tool is used for programming in R? What are the steps to install R? Which apply function is used to apply a function to each column or row of a matrix or data frame? What is the purpose of outliers treatment in data analysis? Which data structure is used to store tabular data in R?

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Description

Test your knowledge on the basics of R programming with this quiz. Topics include R and R Studio, logical arguments, missing values, characters, factors and numeric, data frames, basic data manipulation techniques, and more. Try it out and see how well you know your way around R!

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