Laspeyres index formula is: MCQ with Answer and Explanation

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Laspeyres index formula is:

A. Σp₁q₀ / Σp₀q₀ × 100

B. Σp₁q₁ / Σp₀q₀ × 100

C. Σp₁q₁ / Σp₀q₁ × 100

D. √(L×P) × 100

Answer: Option A

Solution (By JKSSB Mock Tests)

Laspeyres uses base quantities as weights.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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The cumulative frequency curve is also known as:

A. Bar chart

B. Frequency polygon

C. Ogive

D. Histogram

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Correct Answer: Option C

Explanation:
An ogive is a graph of cumulative frequencies plotted against the upper class boundaries (less than type) or lower boundaries (more than type).

This question belongs to: Accountancy and Statistics Statistics

Question #2

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If a distribution has two modes, it is called:

A. Unimodal

B. Symmetric

C. Skewed

D. Bimodal

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Correct Answer: Option D

Explanation:
Bimodal means two peaks in the frequency distribution.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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If the events A and B are independent, P(A)=0.4, P(B)=0.5, then P(A'∩B') is:

A. 0.9

B. 0.3

C. 0.5

D. 0.2

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Correct Answer: Option B

Explanation:
P(A')=0.6, P(B')=0.5, independence gives 0.6×0.5=0.3.

This question belongs to: Accountancy and Statistics Statistics

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