In a well-designed questionnaire, questions on income should be: MCQ with Answer and Explanation

In a well-designed questionnaire, questions on income should be:
A. Randomly placed
B. Towards the end, as they are sensitive
C. At the beginning to motivate
D. In the middle, with no introduction
Answer: Option B
Solution (By JKSSB Mock Tests)
Sensitive questions are placed later to build trust and reduce dropout.

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Practice More Statistics Questions

Question #1
If the Laspeyres price index is 125 and Paasche price index is 115, the Fisher index is:
A. 119.83
B. 120.0
C. 121.0
D. 118.5

Correct Answer: Option A


Explanation:
F = √(125×115) = √14375 ≈ 119.83.

This question belongs to: Accountancy and Statistics Statistics
Question #2
Laspeyres' price index formula uses which of the following as weights?
A. Arbitrary quantities
B. Average of base and current year quantities
C. Base year quantities
D. Current year quantities

Correct Answer: Option C


Explanation:
Laspeyres' index uses base year quantities (q0) as weights to measure price changes.

This question belongs to: Accountancy and Statistics Statistics
Question #3
The data on attributes can be presented in a:
A. 2×2 contingency table
B. Histogram
C. Pie chart only
D. 3×3 table only

Correct Answer: Option A


Explanation:
Two attributes with two categories each lead to a 2×2 table.

This question belongs to: Accountancy and Statistics Statistics