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?

307

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

267

Explain main features to write R code that runs faster?

218

Why R language?

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

100

In R how you can import Data?

What is Descriptive analysis in R?

111

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?

170

Why is R Important?

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

168

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

113

What is Visualization in R?

Un-Answered Questions { R Programming }

What do you know about the evaluate_model() function from “statisticalmodeling” package

115

What are the steps involved in building and evaluating a linear regression model in r?

Explain different types of objects present in R?

What is the use of stringr package. Give some examples of the functions in stringr.

Give a brief introduction to an array in R?

What is a random walk model?

What is rmarkdown? What is the use of it?

114

What are recommended systems in r?

What are applications of Predictive analysis in R?

Explain statistical functions performed by R?

Why are the VCD and lattice packages used?

101

What is R?

What are various steps involved in analytics project in r?

What is the use of stringr package.

What are the tools for debugging in R?

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