If the arithmetic mean of a sample is 20 and median is 22, the distribution is likely: MCQ with Answer and Explanation

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If the arithmetic mean of a sample is 20 and median is 22, the distribution is likely:

A. Positively skewed

B. Normal

C. Symmetric

D. Negatively skewed

Answer: Option D

Solution (By JKExamLibrary)

Mean < Median suggests negative skewness (left-skewed).

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error

A questionnaire is different from a schedule in that:

A. Questionnaire is self-administered by the respondent

B. Schedule is filled by the respondent

C. Questionnaire is filled by the enumerator

D. There is no difference

View Answer & Solution Discuss

Correct Answer: Option A

Explanation:
A questionnaire is filled by the informant; a schedule by the enumerator.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

The Paasche quantity index formula is:

A. Σp₀q₁ / Σp₁q₁ × 100

B. Σp₁q₁ / Σp₀q₁ × 100

C. Σp₀q₁ / Σp₀q₀ × 100

D. Σp₁q₁ / Σp₁q₀ × 100

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Correct Answer: Option D

Explanation:
Paasche quantity index uses current period prices as weights.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

The crude birth rate and crude death rate of a country are 18 and 6 per 1000. The rate of natural increase is:

A. 0.6%

B. 12 per 1000

C. 1.2%

D. 3%

View Answer & Solution Discuss

Correct Answer: Option B

Explanation:
RNI = 18-6 = 12 per 1000.

This question belongs to: Accountancy and Statistics Statistics

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