What is predicting y for a value of x that is within the interval of points that we saw in the original data called? - R Quiz

R - Quiz(MCQ)

What is predicting y for a value of x that is within the interval of points that we saw in the original data called?

A)

Intra polation

B)

Polation

C)

Regression

D)

Extrapolation

Correct Answer : Intra polation

Explanation : Predicting y for a value of x that is within the interval of points that we saw in the original data is called interpolation. Predicting y for a value of x that’s outside the range of values we actually saw for x in the original data is called extrapolation.

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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