Jobs By Abekus

Which of the following commands will start the R program?

1

$ R

2

> R

3

* R

4

@ R

Solution:

What is the output of the following R code?

`f <- function(a, b) { a^2 }`
`f(2)`

1

4

2

3

2

4

5

Solution:

On which of the following trails does the binomial distribution base?

1

Einstein

2

Bernoulli

3

Bohr

4

Kepler

Solution:

Which command can be used to list the variables in the workspace?

1

rm(x)

2

ls()

3

rm(list=ls())

4

attach(mat)

Solution:

Which of these options is the preferred method for evaluating a list of alternatives?

1

subsett

2

eval

3

switch

4

set

Solution:

If a command is not complete at the end of a line, R will give a different prompt, by default it is ________

1

*

2

+

3

?

4

*

Solution:

Which of these is used for adding new variables/columns or transforming existing variables?

1

mutate

2

arrange

3

add

4

append

Solution:

Which of the following functions will reverse the order of values in a vector x?

1

rev(x)

2

max(x, na.rm=TRUE)

3

all(x)

4

x%in%y

Solution:

Which of the following is a Mac menu command?

1

browse.workspace

2

browse.works

3

browser.workspace

4

a statistical transformation

Solution:

Which of the following techniques refers to the fitting and studying the straight-line relationship between two variables?

1

Logistic Regression

2

Linear Regression

3

Gradient Descent

4

Greedy Algorithm

R Questions Set 38:

Which of the following commands will start the R program?

Solution:

What is the output of the following R code?

`f <- function(a, b) { a^2 }`
`f(2)`

Solution:

On which of the following trails does the binomial distribution base?

Solution:

Which command can be used to list the variables in the workspace?

Solution:

Which of these options is the preferred method for evaluating a list of alternatives?

Solution:

If a command is not complete at the end of a line, R will give a different prompt, by default it is ________

Solution:

Which of these is used for adding new variables/columns or transforming existing variables?

Solution:

Which of the following functions will reverse the order of values in a vector x?

Solution:

Which of the following is a Mac menu command?

Solution:

Which of the following techniques refers to the fitting and studying the straight-line relationship between two variables?

Solution:

Related Question Sets:

Related Topics:

R Questions Set 38:

Which of the following commands will start the R program?

Solution:

What is the output of the following R code? f <- function(a, b) { a^2 } f(2)

Solution:

On which of the following trails does the binomial distribution base?

Solution:

Which command can be used to list the variables in the workspace?

Solution:

Which of these options is the preferred method for evaluating a list of alternatives?

Solution:

If a command is not complete at the end of a line, R will give a different prompt, by default it is ________

Solution:

Which of these is used for adding new variables/columns or transforming existing variables?

Solution:

Which of the following functions will reverse the order of values in a vector x?

Solution:

Which of the following is a Mac menu command?

Solution:

Which of the following techniques refers to the fitting and studying the straight-line relationship between two variables?

Solution:

Related Question Sets:

Related Topics:

What is the output of the following R code?

`f <- function(a, b) { a^2 }`
`f(2)`