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

R Programming Interview Questions

Questions Answers Views Company eMail

How you can produce co-relations and covariances?

How data is aggregated in r?

Explain what is t-tests in r?

How you can create a table in r without external file?

What is transpose?

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

How can you simulate noise model using r?

What are the different components of grammar of graphics?

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

How can you create a pca model in r?

What is principal component analysis?

How would you find the number of missing values in a dataset and remove all of them?

Give examples of “select” and “filter” functions from “dplyr” package.

How would you create a box-plot using “plotly”?

How would you rename the columns of a dataframe?

Un-Answered Questions { R Programming }

How many types of data types are provided by R?

What is rmarkdown? What is the use of it?

What are methods for character functions in R?

What is TCP/IP in R?

What is debugging in R?

Is R is a slow language?

How will you merge two dataframes in r programming language?

What is function definition?

Why is clustering required in data analysis?

What are Characteristics of R Hierarchical Clustering?

149

What are Ensemble Models in R?

What is using all() and any()?

Mention what does not ‘R’ language do?

642

What is scan() in r?

What are the components of r functions?

For More Un-Answered { R Programming } Questions Click Here