The _________ function returns a list of densities (y) corresponding to bin values (x). - R Quiz

R - Quiz(MCQ)

The _________ function returns a list of densities (y) corresponding to bin values (x).

A)

Lists

B)

Spline

C)

Locator

D)

Density

Correct Answer : Spline

Explanation : The spline function returns a list of densities (y) corresponding to bin values (x). These can be passed to the plot routine to produce a line graph of the density.

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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