Engineering
Mathematics
Basic Definitions Related to Probability
Question

A die is rolled, find the probability that an odd numbers is obtained.

12

32

72

63

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Solution

Sample space for a die = 1, 2, 3, 4, 5, 6 = 6

Odd numbers = 1, 3, 5 = 3

So, P (Odd number) = 36 = 12