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# Statistics MCQ Questions

11. What is the main role of Statistical functions, principles, and algorithms?

A. to analyze raw data
B. build a Statistical Model
C. predict the result
D. All of the above

12. In how many ways, analysis of any event can be done?

A. 2
B. 3
C. 4
D. 5

13. __________ Statistics makes inferences and predictions about a population based on a sample of data taken from the population in question.

A. Descriptive
B. Quantitative
C. Inferential
D. Qualitative

14. The value most recurrent in the sample set is known as ________.

A. Mean
B. Median
C. Mode
D. Standard Deviation

15. Result disproves the assumption is known as?

A. Null Hypothesis
B. Alternate Hypothesis
C. Immediate Hypothesis
D. All of the above

16. 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. All of the above

17. Which of the following disadvantage does literate programming have?

A. Slow processing of documents
B. Code is not automatic
C. No logical order
D. All of the above

18. Which of the following is also referred to as random variable?

A. stochast
B. eliette
C. aleatory
D. None Of the above

19. It is the measure of variability, based on dividing a data set into quartiles.

A. Deviation
B. Standard Deviation
C. Range
D. Inter Quartile Range

20. Chebyshev's inequality states that the probability of a "Six Sigma" event is less than __________.

A. 0.01
B. 0.02
C. 0.03
D. 0.04