The 'source' of data in a table is usually given: MCQ with Answer and Explanation

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The 'source' of data in a table is usually given:

A. In the stub

B. In the title

C. In the box-head

D. In a footnote at the bottom

Answer: Option D

Solution (By JKSSB Mock Tests)

Source note is placed at the bottom of a table.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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Given P(A)=0.7, P(B)=0.5, and P(A∩B)=0.45. Which statement is correct?

A. A and B are mutually exclusive.

B. A and B are independent.

C. A and B are dependent, and P(A|B) = 0.9.

D. P(A∪B) = 0.8.

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Correct Answer: Option C

Explanation:
P(A|B)=0.45/0.5=0.9 ≠ P(A)=0.7, so dependent. P(A∪B)=0.7+0.5-0.45=0.75 ≠ 0.8.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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To find the average of proportions, ratios, and percentages, the most appropriate mathematical average is:

A. Arithmetic Mean

B. Geometric Mean

C. Median

D. Harmonic Mean

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Correct Answer: Option B

Explanation:
Geometric mean is mathematically the only correct average for analyzing multiplicative processes like ratios and percentages.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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Chain base index numbers are particularly useful for analyzing:

A. Long-term structural changes

B. Short-term period-to-period fluctuations

C. Base year selection

D. International comparisons

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Correct Answer: Option B

Explanation:
Chain indices highlight recent changes by using the previous period as base, making them sensitive to short-term dynamics like monthly inflation, though less suitable for long-term trend analysis.

This question belongs to: Accountancy and Statistics Statistics

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