SOLUTION: The Mountain States Office of State Farm Insurance Company reports that approximately 84% of all automobile damage liability claims were made by people under 25 years of age. A ran

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Question 375853: The Mountain States Office of State Farm Insurance Company reports that approximately 84% of all automobile damage liability claims were made by people under 25 years of age. A random sample of twelve automobile insurance liability claims is under study.
Find the mean and standard deviation of this probability distribution.
For samples of size 12, what is the expected number of claims made by people under 25 years of age.

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Expectation = Mean = mu+=+np+=+12%2A0.84+=+10.08.
SD = sigma+=+sqrt%28npq%29+=+sqrt%2812%2A0.84%2A0.16%29+=+1.27