SOLUTION: If 80% of the applicants are able to pass a driver's proficiency road test, find the mean, variance and standard deviation of the number of people who pass the test in a sample of
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Question 507200: If 80% of the applicants are able to pass a driver's proficiency road test, find the mean, variance and standard deviation of the number of people who pass the test in a sample of 300? Answer by richard1234(7193) (Show Source):
You can put this solution on YOUR website! In a sample of 300, 240 are expected to pass the test, but is there any indication of how spread the data could be?
