The curve obtained by joining the midpoints of histogram bars is: MCQ with Answer and Explanation

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The curve obtained by joining the midpoints of histogram bars is:

A. Bar chart

B. Pie chart

C. Ogive

D. Frequency polygon

Answer: Option D

Solution (By JKSSB Mock Tests)

Frequency polygon connects class midpoints with lines.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

NRR = 0.8 means:

A. Population is doubling

B. Population is stable

C. Each generation is not replacing itself

D. High growth

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Correct Answer: Option C

Explanation:
NRR < 1 indicates population decline in the long run.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Assertion (A): Fisher's ideal index satisfies both time reversal and factor reversal tests. Reason (R): Fisher's index is the geometric mean of Laspeyres and Paasche indices. Choose the correct option:

A. A is true, R is false

B. Both A and R are true, and R is the correct explanation of A

C. A is false, R is true

D. Both A and R are true, but R is not the correct explanation of A

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Correct Answer: Option B

Explanation:
Fisher's index indeed satisfies both tests, and the formula (geometric mean) is the reason it meets these tests.

This question belongs to: Accountancy and Statistics Statistics

Question #3

The weights used in the construction of the Wholesale Price Index (WPI) in India are based on:

A. Value of wholesale transactions (production + imports - exports)

B. Number of employees in factories

C. Income tax slabs

D. Retail consumption patterns

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Correct Answer: Option A

Explanation:
WPI weights reflect the total value of commodities transacted in the domestic wholesale market.

This question belongs to: Accountancy and Statistics Statistics

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