What is the probability of getting a sum of 9 from two throws of a dice ?
CS CSEET · Business Economics & Fundamentals of Accounting and Auditing · PYQS · December 2013
What is the probability of getting a sum of 9 from two throws of a dice ?
Answer & Explanation:
Correct Answer: Option (A)
Correct answer: (A) $1/9$. The four ordered outcomes (3,6), (4,5), (5,4), (6,3) give a sum of 9, so probability = 4/36 = 1/9.
Topics: Elementary Statistics
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