Data Science Miscellaneous MCQ Questions and Answers

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Each section contains 100 MCQs on Data Science Miscellaneous .

Which of the following random variables are the default model for random samples?

A) iid B) id C) pmd D) all of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following is a goal of literate statistical programming?

A) Combine explanatory text and data analysis code in a single document B) Ensure that data analysis documents are always exported in JPEG format C) Require those data analysis summaries are always written in R D) None of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following information is not given by five-number summary?

A) Mean B) Median C) Mode D) All of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Residual . . . . . . . . plots investigate normality of the errors.

A) RR B) PP C) QQ D) None of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

K-means is not deterministic and it also consists of number of iterations.

A) True B) False

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Point out the correct statement.

A) Power of a one sided test is lower than the power of the associated two sided test B) Power of a two sided test is greater than the power of the associated one sided test C) Hypothesis testing is less commonly used D) None of the mentioned

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which of the following statement will install slidify from github?

A) install_github('slidify', 'ramnathv') B) install_github('slidify', 'r') C) install('slidify', 'ramnathv') D) all of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following is a vector file device?

A) png B) svg C) bmp D) none of the mentioned

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following is also referred to as overlayed 1D plot?

A) lattice B) barplot C) gplot D) all of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following is the correct order of conversion?

A) .md → .Rmd → .html B) .Rmd → .md → .html C) .Rmd → .md → .xml D) all of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Data Science Miscellaneous MCQ Questions and Answers | Data Science MCQs