Which mean is the largest for a set of positive numbers? MCQ with Answer and Explanation

Which mean is the largest for a set of positive numbers?

A. Harmonic mean

B. Arithmetic mean

C. Geometric mean

D. All are equal

Answer: Option B

For positive numbers, AM ≥ GM ≥ HM.

This question belongs to: Accountancy and Statistics Statistics

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Question #1 Report Error

Laspeyres' price index formula uses which of the following as weights?

A. Current year quantities

B. Base year quantities

C. Arbitrary quantities

D. Average of base and current year quantities

Correct Answer: Option B

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

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

Vital statistics are primarily concerned with:

A. Agricultural output

B. Industrial production

C. Economic indicators

D. Events like births, deaths, marriages

Correct Answer: Option D

Explanation:
Vital statistics deal with vital events such as births, deaths, marriages, and divorces.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

A coin is tossed three times. What is the probability of getting exactly two heads?

A. 5/8

B. 1/2

C. 1/8

D. 3/8

Correct Answer: Option D

Explanation:
Sample space has 8 outcomes. Favorable (HHT, HTH, THH) = 3. Probability = 3/8.

This question belongs to: Accountancy and Statistics Statistics