R Programming Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

R Programming Interview Questions

Questions Answers Views Company eMail

What are the data structures in R that are used to perform statistical analyses and create graphs?

287

What is the recycling of elements in a vector? Give an example.

259

Explain main features to write R code that runs faster?

202

Why R language?

How can we create a table using R language without using external files?

In R how you can import Data?

What is Descriptive analysis in R?

107

Explain statistical functions performed by R?

What is R lists?

What is the main difference between an Array and a matrix?

Write a function in R language to replace the missing value in a vector with the mean of that vector?

157

Why is R Important?

What is an Atomic vector and how many types of atomic vectors are present in R?

148

Name the functions which helps in importing data from other applications in R?

106

What is Visualization in R?

Un-Answered Questions { R Programming }

What is correlation? How would you measure correlation in r?

Explain general format of matrices in r?

What are r matrices and r matrices functions?

Differentiate between k-means clustering and hierarchical clustering?

104

What is R lists?

What does the term 'dreaded for loop' means?

Explain how to create a function in arguments using apply() in r?

What is a random walk model?

What is logistic regression?

Explain how to manipulate list elements in r?

What is the table in r?

Explain what is with () and by () function in r is used for?

105

What is the use of stringr package.

What are R Functions?

Give an example of 'dreaded for loop'?

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