For two attributes, if N=100, (A)=60, (B)=50, the maximum possible value of (AB) is: MCQ with Answer and Explanation

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For two attributes, if N=100, (A)=60, (B)=50, the maximum possible value of (AB) is:

A. 60

B. 50

C. 10

D. 100

Answer: Option B

Solution (By JKSSB Mock Tests)

(AB) cannot exceed either (A) or (B); maximum is min((A),(B)) = 50.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

If Net Reproduction Rate (NRR) = 1.2, it means:

A. Each generation is replacing itself and increasing by 20%.

B. The population has reached replacement level.

C. The population will immediately decline.

D. The infant mortality rate is zero.

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Correct Answer: Option A

Explanation:
NRR > 1 indicates the next generation is larger by 20%, leading to population growth.

This question belongs to: Accountancy and Statistics Statistics

Question #2

The median of the dataset: 10, 15, 20, 25, 30, 35 is:

A. 20

B. 22.5

C. 30

D. 25

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Correct Answer: Option B

Explanation:
With 6 observations (even), median = average of 3rd and 4th values in ordered list: (20 + 25)/2 = 22.5. This splits the data into two equal halves.

This question belongs to: Accountancy and Statistics Statistics

Question #3

The probability of getting at least one head in two tosses of a fair coin is:

A. 1/4

B. 1/2

C. 3/4

D. 1

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Correct Answer: Option C

Explanation:
P(at least one head) = 1 - P(no heads) = 1 - P(TT) = 1 - 1/4 = 3/4. Alternatively, favorable outcomes: HH, HT, TH (3 out of 4), so 3/4.

This question belongs to: Accountancy and Statistics Statistics

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