Two dice are rolled. Probability that the sum is 7 or 11 is: MCQ with Answer and Explanation

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Two dice are rolled. Probability that the sum is 7 or 11 is:

A. 2/9

B. 7/36

C. 1/6

D. 5/36

Answer: Option A

Solution (By JKExamLibrary)

Ways for sum 7: 6; for sum 11: 2. Total favorable = 8. Probability = 8/36 = 2/9.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error

The data collected from the website of the Ministry of Statistics and Programme Implementation is an example of:

A. Secondary data

B. Experimental data

C. Raw data

D. Primary data

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Correct Answer: Option A

Explanation:
It is data already compiled and published by an official agency.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

If Q = -1, attributes exhibit:

A. Perfect negative association

B. Perfect positive association

C. Independence

D. No relationship

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Correct Answer: Option A

Explanation:
Q = -1 when ad=0, i.e., complete negative association.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

If the geometric mean of two numbers is 12 and one number is 18, the other number is:

A. 10

B. 8

C. 6

D. 9

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Correct Answer: Option B

Explanation:
Geometric mean = √(x×y). Given √(18×y)=12, square both sides: 18y=144, so y=144/18=8. This uses the definition of geometric mean for two values.

This question belongs to: Accountancy and Statistics Statistics

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