R Programming · all questions

Introduction to R Programming
practice.

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155

Questions

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Q141

Which of the R following code is example of explicit printing?

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Q142

What is the meaning of the following R function?

x <- c(4, 5, 1, 2, 3, 3, 4, 4, 5, 6)
x <- as.factor(x)

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Q143

R runs on the . . . . . . . . operating system.

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Q144

There are more than . . . . . . . . packages on CRAN that have been developed by users and programmers around the world.

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Q145

Point out the wrong statement?

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Q146

Finally, in . . . . . . . . R version 1.0.0 was released to the public.

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Q147

A . . . . . . . . is a variable that holds one value at a time.

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Q148

Which of the following is not an object of R?

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Q149

Scripts will run on . . . . . . . .

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Q150

Why is it needed for R studio to update regularly?

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Q151

Which function is used to automatically vectorize?

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Q152

How can we define 'undefined value' in R language?

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Q153

What is the function used to test objects (returns a logical operator) if they are NA?

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Q154

Which is simpler for statistical programming?

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Q155

The longer programs are called . . . . . . . .

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