Recent questions tagged #r-basics

+2 votes

How will you check if an element 25 is present in a vector?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

How will you create scatterplot matrices in R language?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

What is the purpose of using Next statement in R language?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

How can you resample statistical tests in R language?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

There is a function fn(a, b, c, d, e) a + b * c - d / e. Write the code to call fn on the vector c(1,2,3,4,5) such that the output is same as fn(1,2,3,4,5).

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+5 votes

What is the use of sample and subset functions in R programming language?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

How will you measure the probability of a binary response variable in R language?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

How can you verify if a given object “X” is a matrix data object?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

What do you understand by element recycling in R?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

How can you verify if a given object “X” is a matric data object?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

How do you write R commands?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

How will you read a .csv file in R language?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

Differentiate between seq (6) and seq_along (6)

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

Differentiate between lapply and sapply.

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

What happens if the application object is not able to handle an event?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

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

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+2 votes

What will be the class of the resulting vector if you concatenate a number and a logical?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

How can you debug and test R programming code?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

If you want to know all the values in c (1, 3, 5, 7, 10) that are not in c (1, 5, 10, 12, 14). Which in-built function in R can be used to do this? Also, how this can be achieved without using the in-built function.

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

+3 votes

Write code to build an R function powered by C?

asked Jul 28, 2019 in R Language by Aarav2017 (359 points)

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