Which method of collecting primary data is most suitable when the field of investigation is highly confidential and restricted? MCQ with Answer and Explanation

Question

Which method of collecting primary data is most suitable when the field of investigation is highly confidential and restricted?

A. Mailed questionnaire method

B. Information through local correspondents

C. Direct personal interview

D. Indirect oral investigation

Answer: Option C

Solution (By JKSSB Mock Tests)

Direct personal interview ensures maximum confidentiality as the investigator directly collects data without intermediaries.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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A population pyramid with a narrow base and wide top indicates:

A. High fertility, low mortality

B. High infant mortality

C. High birth rate, high death rate

D. Low birth rate, low death rate, aging population

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Correct Answer: Option D

Explanation:
Narrow base means fewer young people; wide top means many elderly, typical of developed countries.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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In a 2×2 attribute table, if (A)=400, (B)=500, N=1000, and observed (AB)=250, the expected (AB) under independence is:

A. 250

B. 400

C. 300

D. 200

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Correct Answer: Option D

Explanation:
Expected (AB) = (A)×(B)/N = 400×500/1000 = 200,000/1000 = 200. Observed 250 > 200 suggests positive association between attributes A and B.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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The Paasche index is weighted by:

A. Fixed weights

B. Current period quantities

C. Base period prices

D. Base period quantities

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Correct Answer: Option B

Explanation:
Paasche price index uses current quantities as weights.

This question belongs to: Accountancy and Statistics Statistics

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