Which index satisfies both time reversal and factor reversal tests? MCQ with Answer and Explanation

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Which index satisfies both time reversal and factor reversal tests?

A. Paasche

B. Simple aggregative

C. Fisher

D. Laspeyres

Answer: Option C

Solution (By JKSSB Mock Tests)

Only Fisher's ideal index satisfies both tests.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

The difference between a histogram and a bar chart is:

A. Histogram uses frequency, bar chart uses cumulative frequency

B. Histogram is for continuous data, bar chart for discrete/categorical

C. Bar chart uses bars, histogram uses lines

D. No difference

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Correct Answer: Option B

Explanation:
Histogram represents frequency distribution of continuous variables, while bar chart is for categorical data with gaps between bars.

This question belongs to: Accountancy and Statistics Statistics

Question #2

If the crude death rate of population A is higher than B, but after age-standardization A's rate is lower, this indicates:

A. A has an older age structure

B. B has a higher mortality at every age

C. A has a younger age structure

D. Standardization is wrong

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Correct Answer: Option A

Explanation:
When an older population produces a higher crude rate despite lower age-specific rates, it is due to age confounding.

This question belongs to: Accountancy and Statistics Statistics

Question #3

In a study on urban migration patterns, a researcher uses data from the National Sample Survey Office (NSSO) reports. This data is classified as:

A. Secondary data

B. Primary data

C. Experimental data

D. Tertiary data

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Correct Answer: Option A

Explanation:
Data obtained from published reports like NSSO is secondary data because it was collected by another agency for a different purpose and is being reused by the researcher.

This question belongs to: Accountancy and Statistics Statistics

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