Which of the following statement would read file foo.txt?

R - Quiz(MCQ)

Which of the following statement would read file "foo.txt"?

data <- data(â€œfoo.txtâ€)

data <- read.data(â€œfoo.txtâ€)

data <- read.table(â€œfoo.txtâ€)

read.data <- read.table(â€œfoo.txtâ€)

Correct Answer : data <- read.table(â€œfoo.txtâ€)

Explanation : R will automatically skip lines that begin with a #.

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_____ is simplest class of analytics.

Predictive

Prescriptive

Summarization

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?

Classification

Clustering

Regression

Summarization

Correct Answer : Classification

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

________ is proprietary tool for predictive analytics.

EDR

SAS

SSAS

Correct Answer : SAS

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

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