Question

The cumulative frequency distribution of a categorical variable can be checked using the ________ function in R language.

(a) Sum

(b) Cumsum

(c) Lumpsum

(d) Resum

The question was asked at a job interview.

My question is from Functions topic in chapter Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming

Answer 1

Correct answer is (b) Cumsum

For explanation: The cumulative frequency distribution of a categorical variable can be checked using the cumsum () function in the R language. The frequency distribution of a categorical variable can be checked using the table function in the R language.