Data collected for the first time by an investigator for a specific purpose is called: MCQ with Answer and Explanation

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Data collected for the first time by an investigator for a specific purpose is called:

A. Compiled data

B. Secondary data

C. Published data

D. Primary data

Answer: Option D

Solution (By JKSSB Mock Tests)

Primary data is original data collected fresh for a particular research objective.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

The harmonic mean of the numbers 3, 6, 9 is:

A. 18/11

B. 6

C. 54/11

D. 11/54

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Correct Answer: Option C

Explanation:
HM = 3 / (1/3 + 1/6 + 1/9) = 3 / ( (6+3+2)/18 ) = 3 / (11/18) = 54/11 ≈ 4.909.

This question belongs to: Accountancy and Statistics Statistics

Question #2

If (AB) = 0, the two attributes are:

A. Perfectly correlated

B. Completely associated positively

C. Independent

D. Completely disassociated

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Correct Answer: Option D

Explanation:
(AB)=0 means no unit possesses both A and B, indicating perfect negative association.

This question belongs to: Accountancy and Statistics Statistics

Question #3

If A and B are two attributes, the symbol (α) denotes:

A. Number not possessing attribute A

B. Number possessing attribute A

C. Number possessing neither A nor B

D. Number possessing both A and B

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Correct Answer: Option A

Explanation:
α (alpha) is the negation of A; (α) is the number of items that do not possess attribute A.

This question belongs to: Accountancy and Statistics Statistics

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