The ________ function takes an arbitrary number of arguments and concatenates them one by one into character strings. - R Quiz

R - Quiz(MCQ)

The ________ function takes an arbitrary number of arguments and concatenates them one by one into character strings.

A)

copy()

B)

del()

C)

bind()

D)

paste()

Correct Answer : copy()

Explanation : Any numbers given among the arguments are coerced into character strings in the evident way, that is, in the same way they would be if they were printed.

Recently Updated in R Questions

_____ is simplest class of analytics.

A)

Predictive

B)

Prescriptive

C)

Summarization

D)

Descriptive

Correct Answer : Descriptive

Explanation : Descriptive is the simplest class of analytics. Predictive analytics can only forecast what might happen in the future because all predictive analytics are probabilistic in nature.

Which of the following involves predicting a categorical response?

A)

Classification

B)

Clustering

C)

Regression

D)

Summarization

Correct Answer : Classification

Explanation : Classification techniques are widely used in data mining to classify data.

________ is proprietary tool for predictive analytics.

A)

R

B)

EDR

C)

SAS

D)

SSAS

Correct Answer : SAS

Explanation : SAS (Statistical Analysis System) is a software suite developed by SAS Institute for advanced analytics.

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