When designing a questionnaire, multiple-choice questions are preferred over open-ended questions primarily because: MCQ with Answer and Explanation

When designing a questionnaire, multiple-choice questions are preferred over open-ended questions primarily because:
A. They eliminate all forms of bias
B. They allow respondents to express complex feelings
C. They are easier to tabulate and analyze objectively
D. They take up less space
Answer: Option C
Solution (By JKSSB Mock Tests)
MCQs standardise responses, making data compilation, coding, and statistical tabulation much faster and uniform.

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Practice More Statistics Questions

Question #1
If P(A)=0.5, P(B)=0.4, and A and B are independent, P(A∩B) is:
A. 0.9
B. 0.2
C. 0.5
D. 0.1

Correct Answer: Option B


Explanation:
For independent events, P(A∩B) = P(A) × P(B) = 0.5 × 0.4 = 0.2.

This question belongs to: Accountancy and Statistics Statistics
Question #2
For perfect positive association between attributes A and B, we expect:
A. (Aβ) = 0
B. Both (Aβ) and (αB) = 0
C. (AB) = 0
D. (αB) = 0

Correct Answer: Option B


Explanation:
Perfect positive association means all A's are B's and all B's are A's, so no A without B and no B without A.

This question belongs to: Accountancy and Statistics Statistics
Question #3
If the current WPI is 140 and base year WPI is 100, the inflation rate is:
A. 28.6%
B. 100%
C. 140%
D. 40%

Correct Answer: Option D


Explanation:
Inflation rate = (140 - 100)/100 × 100% = 40%.

This question belongs to: Accountancy and Statistics Statistics