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Question #1
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The geometric mean of 4, 9, and 16 is:
Correct Answer: Option B
Explanation:
Geometric mean = (4 × 9 × 16)^(1/3) = (576)^(1/3) = 8. It is the nth root of the product of n observations, useful for averaging ratios or growth rates.
Geometric mean = (4 × 9 × 16)^(1/3) = (576)^(1/3) = 8. It is the nth root of the product of n observations, useful for averaging ratios or growth rates.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Which graphical representation uses cumulative frequencies?
Correct Answer: Option D
Explanation:
An ogive plots cumulative frequencies against class boundaries.
An ogive plots cumulative frequencies against class boundaries.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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Chain base index numbers are constructed using:
Correct Answer: Option C
Explanation:
Chain indices are compiled by linking relative changes (link relatives) where each period is compared with the immediately preceding period.
Chain indices are compiled by linking relative changes (link relatives) where each period is compared with the immediately preceding period.
This question belongs to:
Accountancy and Statistics
Statistics
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