MCQs R Programming

The quiz “MCQs R Programming” will help you to check your ability to execute some basic operations on objects in the R language, and it will also help you to understand some basic concepts. This quiz may also improve your computational understanding.

Quiz about R Language

1. In R the following are all atomic data types EXCEPT:

 
 
 
 

2. For the population y<-c(1,2,3,4,5), write the R command to find the mean?

 
 
 
 

3. Let us have 1000 random samples of size 6 under SRSWOR using the following population (111, 150, 121, 198, 112, 136, 114, 129, 117, 115, 186, 110, 121, 115, 114) which is the R command for repeating this procedure 1500 times?

 
 
 
 

4. How sampling with and without replacement can be done using R?

 
 
 
 

5. What is the class of the object defined by the expression? x <- c(4,5,10)?

 

 
 
 
 

6. Suppose you want to simulate a coin toss 20 times in R. Write the command.

 
 
 
 

7. For the population y<-c(1,2,3,4,5), write the R command to find the median?

 

 
 
 
 

8. Which is the R command for obtaining 1000 random numbers through normal distribution with mean 0 and variance 1?

 
 
 
 

9. Write the R commands for generating 700 random variables from normal distribution by using the following information: Mean = 14, SD = 3, n = 5, k = 2000.

 
 
 
 

For More R Quiz, Visit R Language MCQs 1