A mode can be located graphically with the help of a: MCQ with Answer and Explanation

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A mode can be located graphically with the help of a:

A. Histogram

B. Bar chart

C. Frequency Curve

D. Ogive

Answer: Option A

Solution (By JKSSB Mock Tests)

By drawing a histogram, the mode is found by joining the top corners of the highest rectangle to the adjacent rectangles.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

A random variable X takes values 0,1,2 with probabilities 0.3,0.5,0.2. The expected value E(X) is:

A. 1.1

B. 0.8

C. 0.9

D. 1.0

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Correct Answer: Option C

Explanation:
E(X) = 0×0.3 + 1×0.5 + 2×0.2 = 0 + 0.5 + 0.4 = 0.9.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Crude Death Rate of 8 per 1000 means:

A. 8 deaths per 1000 live births

B. 8 deaths per 1000 women

C. 8 deaths per 1000 population in a year

D. 8% of population died

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Correct Answer: Option C

Explanation:
CDR = (Deaths/Mid-year population)×1000.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Net Reproduction Rate (NRR) incorporates which additional factor compared to GRR?

A. Economic development index

B. Migration rates

C. Female mortality before reproductive age

D. Male fertility

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Correct Answer: Option C

Explanation:
NRR adjusts GRR by multiplying age-specific fertility rates by the probability of surviving to each age, accounting for female deaths before childbearing years to assess true generational replacement.

This question belongs to: Accountancy and Statistics Statistics

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