Your IQ On Data Science
10 Questions
| Total Attempts: 40
.
Questions and Answers
- 1.Point out the correct statement
- A.
Descriptive analysis is first kind of data analysis performed
- B.
Descriptions can be generalized without statistical modelling
- C.
Description and Interpretation are same in descriptive analysis
- D.
None of the Mentioned
- 2.Which of the following is common goal of statistical modeling.
- A.
Inference
- B.
Summarizing
- C.
Subsetting
- 3.True or False?.. The number of Data Science jobs far outnumbers the supply of data scientists.
- A.
True
- B.
False
- 4.R is technically much closer to the scheme language than it is to the original _____ language.
- A.
C
- B.
C + +
- C.
C #
- D.
S
- 5.______ prints out the functional call stack after an error occurs.
- A.
Trace ( )
- B.
Traceback ( )
- C.
Back ( )
- D.
All of the above mentioned
- 6.R uses ____ scoping 6.0 or static scoping
- A.
Reflective
- B.
Transitive
- C.
Lixical
- D.
All of the above mentioned
- 7.Which of the following is difficult to promote for UNIX environment.
- A.
>
- B.
>>
- C.
- D.
All of the above mentioned
- 8.Causal Analysis is commonly applied to census data.
- A.
True
- B.
False
- 9.True or false? Research scientists trained in disciplines such as physics don't make good data scientists because they often lack a business or technology background.
- A.
True
- B.
False
- 10.Which of the following uses data on some object to predict values for other objects ?
- A.
Inferential
- B.
Exploratory
- C.
Predictive
- D.
None of above
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