If a dataset has mean = 25 and median = 25, the distribution is likely: MCQ with Answer and Explanation

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If a dataset has mean = 25 and median = 25, the distribution is likely:

A. Symmetric

B. Cannot say

C. Positively skewed

D. Negatively skewed

Answer: Option A

Solution (By JKSSB Mock Tests)

Mean = Median suggests symmetry, but not guaranteed without mode; however, in many contexts it indicates symmetry.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

Harmonic mean is used to average speeds when:

A. Data is qualitative

B. Times traveled are equal

C. Speeds are constant

D. Distances traveled are equal

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Correct Answer: Option D

Explanation:
For equal distances, average speed = total distance / total time = harmonic mean of speeds; arithmetic mean would overestimate if speeds vary.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Given N=100, (A)=40, (B)=30. The expected frequency of (AB) under independence is:

A. 20

B. 12

C. 30

D. 40

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Correct Answer: Option B

Explanation:
Expected (AB) = (A)×(B)/N = 40×30/100 = 12.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Classification of population by religion is an example of:

A. Chronological classification

B. Qualitative classification

C. Geographical classification

D. Quantitative classification

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Correct Answer: Option B

Explanation:
Religion is an attribute, so grouping by it is qualitative classification.

This question belongs to: Accountancy and Statistics Statistics

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