R Programming Test

Candidates Assessed

12643+

Organizations Served

114+

Our R programming test is the preferred pre-employment test for tech recruiters and hiring managers to hire job-fit R programmers. R programming online test reduces time-to-hire by 45% by filtering out irrelevant candidates.

Test Summary

Why use iMocha’s R programming test?

This R programming test helps employers in many ways including hiring a job-fit candidate within a short period, taking unbiased employee performance appraisal decisions and reduce hassle in mass recruitment. You can reduce candidate filtration time up to 85% with R programming online test.

R online quiz helps to screen the candidates who possess traits as follows:

Strong experience working with large datasets
Ability to solve analytical problems using quantitative approaches using machine learning methods
Excellent programming experience and data management using SAS and R
Ability to write functions in R

R programming skills test has powerful reporting feature which will help you get an instant result and an option to share this result with your recruiting team. You can analyze section wise performance of candidate to gauge his strengths and weaknesses. Features like window violation and webcam proctoring help detect cheating during the test

R programming assessment test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio / Video Questions, AI-LogicBox, Coding Simulators, True or False Questions, etc.

Test Duration: 20 minutes

No. of Questions: 10

Level of Expertise: Expert

Useful for hiring

R Programmer
Python Developer
Machine Learning Engineer
Data Analyst

Topics Covered

Analytics with R & tools

R programming test evaluates candidates' ability to use R analytics for statistical analysis and data mining

Data Manipulation using R

Our R programming online test helps recruiters assess candidates' knowledge of manipulating data using R for analysis and visualization purpose

Exploratory Data Analysis

This assessment helps to quantify developers' skills of analyzing data sets with exploratory data analysis in order to summarize their important and main characteristics

Introduction to Data Science

R programming assessment test checks candidates' ability to use R programming for data science

Introduction to Statistics

R programming skills test evaluates candidates' proficiency to use R statistics for cleaning and analyzing data

Machine Learning Techniques using R

This assessment helps recruiters to evaluate candidates' ability to implement machine learning algorithms in R

Regression Analysis

R programming test evaluates candidates' knowledge to determine the relationship between dataset variables using regression analysis

String Manipulation

This test evaluates candidates' ability to change, parse, splice, paste, or analyze strings

Sample Questions

Choose from our 100,000+ question library or add your own questions to make powerful custom tests

Question types:

Multiple Option

Topic:

Analytics with R & tools

Difficulty:

Easy

Q 1. Vector v is c(1,2,3,4), and list x is list(5:8). What is the output of v*x[1]?

[1] 5 21 21 23

[1] 5 12 21 32

Error in v * x[1] : non-numeric argument to binary operator

None of the options

Question types:

Multiple Option

Topic:

Data Manipulation using R

Difficulty:

Medium

Q 2. How to create matrices from vectors by adding a dimension attribute?

x <- 1:3
> y <- 10:12
> cbind(x, y)
x y
[1,] 1 10
[2,] 2 11
[3,] 3 12
> rbind(x, y)
[,1] [,2] [,3]
x 1 2 3
y 10 11 12

m <- matrix(1:6, nrow = 2, ncol = 3)

> m <- 1:10
> m
[1] 1 2 3 4 5 6 7 8 9 10
> dim(m) <- c(2, 5)
> m

You can customize this test by

Setting difficulty level of test

Choose easy, medium or hard questions from our skill libraries to assess candidates of different experience levels.

Combining multiple skills into one test

Add multiple skills in a single test to create an effective assessment. Assess multiple skills together.

Adding your own questions to the test

Add, edit or bulk upload your own coding questions, MCQ, whiteboarding questions & more.

Requesting a tailor-made test

Get a tailored assessment created with the help of our subject matter experts to ensure effective screening.

Related Skills

Trusted By

Pedro Furtado, Capacity Manager, Altran-Portugal

“Finding quality talent is a challenge more so when you consider the sheer number of resumes we get each year. To top this, the time we spent on our recruitment process was humongous. iMocha helped us to cut down on our candidate filtration time by 40 %, making it our preferred assessment tool.”