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

Two dice are rolled. Probability that the sum is 7 or 11 is:
A. 5/36
B. 1/6
C. 7/36
D. 2/9
Answer: Option D
Solution (By JKSSB Mock Tests)
Ways for sum 7: 6; for sum 11: 2. Total favorable = 8. Probability = 8/36 = 2/9.

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Practice More Statistics Questions

Question #1
Age-Specific Fertility Rate (ASFR) is highest typically in which age group in India?
A. 40-44
B. 20-24
C. 15-19
D. 35-39

Correct Answer: Option B


Explanation:
Fertility peaks in the 20-24 or 25-29 age group in most Indian states.

This question belongs to: Accountancy and Statistics Statistics
Question #2
Assertion (A): Primary data collection is generally more time-consuming than secondary data collection. Reason (R): Primary data requires designing instruments, sampling, and fieldwork, whereas secondary data is readily available.
A. Both A and R are true, but R is not the correct explanation of A
B. A is true but R is false
C. A is false but R is true
D. Both A and R are true, and R is the correct explanation of A

Correct Answer: Option D


Explanation:
Primary data collection involves extensive planning, instrument design, sampling, and field execution, making it inherently more time-intensive than accessing pre-existing secondary data.

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Question #3
Which of the following is NOT a feature of the Wholesale Price Index (WPI) in India?
A. It covers only goods.
B. It includes services like transport and healthcare.
C. The current base year is 2011-12.
D. It is compiled by the Office of Economic Adviser.

Correct Answer: Option B


Explanation:
WPI excludes services; it covers only goods.

This question belongs to: Accountancy and Statistics Statistics