Big data analysis MCQs

1. Which of the following is the wrong statement.

(A).  Causal relationships may not relate to every individual

(B). Complication approached exist for inferring causation

(C). Randomized studies are not used to identify causation

(D). All of these
MCQ Answer: c
2. Which data mining technique is used to uncover patterns in the given data?
(A).  Data Dredging
(B). Data booting
(C). Data merging
(D). Data bagging
MCQ Answer: a
3. If A predicts B, it does mean A causes B.
(A).  True
(B). False
MCQ Answer: b
4. Which approach should be used if we can’t fix the variable?
(A).  non stratify the variable
(B). randomize the variable
(C). generalize the variable
(D). None of these
MCQ Answer: b
5. Which is an ideal methodology for performing experiments in data science?
(A).  Measure variability
(B). Generalize the problem
(C). Have Replication
(D). All of these
MCQ Answer: d
6. Which of the following is the correct statement.
(A).  If equations and parameter are not, they may be concluded with data analysis
(B). If equations are not known but the parameters are, they may be concluded with data analysis
(C). If equations are known but the parameters are not, they may be concluded with data analysis
(D). None of these
MCQ Answer: c
7. Which is the top most significant entity in data science?
(A).  question
(B). answer
(C). data
(D). None of these
MCQ Answer: a
8. Which is commonly called ‘data fishing’?
(A).  Data bagging
(B). Data booting
(C). Data merging
(D). None of these
MCQ Answer: d

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