A questionnaire is said to be structured if: MCQ with Answer and Explanation
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Question #1
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If (A)=60, (B)=40, N=100, and attributes are independent, then (AB) should be:
Correct Answer: Option B
Explanation:
Expected (AB) = (A)×(B)/N = 60×40/100 = 24.
Expected (AB) = (A)×(B)/N = 60×40/100 = 24.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Three dice are rolled. The probability of getting a sum of 5 is:
Correct Answer: Option A
Explanation:
Combinations: (1,1,3) and (1,2,2) each with 3 permutations, total 6 favorable. 6/216 = 1/36.
Combinations: (1,1,3) and (1,2,2) each with 3 permutations, total 6 favorable. 6/216 = 1/36.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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The sum of absolute deviations of values is minimum when measured from the:
Correct Answer: Option B
Explanation:
A mathematical property of the Median is that the sum of the absolute deviations (ignoring signs) from it is minimized.
A mathematical property of the Median is that the sum of the absolute deviations (ignoring signs) from it is minimized.
This question belongs to:
Accountancy and Statistics
Statistics
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