SOLUTION: Suppose an experiment involves rolling a fair die 2592 times. Find the standard deviation of the number of times a number less than 5 is rolled.

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Question 1039602: Suppose an experiment involves rolling a fair die 2592 times. Find the standard deviation of the number of times a number less than 5 is rolled.
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
p = 4/6 = 2/3, while q = 1-p = 1/3
Variance = npq+=+2592%2A%282%2F3%29%281%2F3%29+=+576
==> Standard deviation = sqrt%28Variance%29+=+sqrt%28576%29+=+24.