The probability of obtaining a sum of 9 in a single throw of two dice is: MCQ with Answer and Explanation

Question
The probability of obtaining a sum of 9 in a single throw of two dice is:
A. 1/6
B. 1/36
C. 1/9
D. 1/12
Answer: Option C
Solution (By JKSSB Mock Tests)
Favorable outcomes: (3,6),(4,5),(5,4),(6,3) → 4. Probability = 4/36 = 1/9.
This question belongs to: Accountancy and Statistics Statistics
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Practice More Statistics Questions

Question #1
In attribute theory, consistency of data requires that all ultimate class frequencies are:
A. Greater than marginal frequencies
B. Equal
C. Multiples of 10
D. Positive integers or zero
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Correct Answer: Option D

Explanation:
Consistency checks ensure no calculated frequency (e.g., from marginal totals) is negative, as counts cannot be negative; all must be non-negative integers for logical validity.
This question belongs to: Accountancy and Statistics Statistics
Question #2
A fixed base index number series is one where:
A. Only geometric mean is used
B. Weights change every period
C. The base period changes every year
D. All periods are compared to a single fixed base period
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Correct Answer: Option D

Explanation:
In fixed base method, a particular year is chosen as base and all other years are compared to it.
This question belongs to: Accountancy and Statistics Statistics
Question #3
The base year of the Wholesale Price Index (WPI) 2011-12 series was revised in:
A. 2015
B. 2020
C. 2019
D. 2017
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Correct Answer: Option D

Explanation:
The new WPI series with base 2011-12 was launched in 2017.
This question belongs to: Accountancy and Statistics Statistics
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