SOLUTION: A student reports that, of a simple random sample of 50 college undergraduate students, 21% were taking more than fifteen credit hours. We know that the student has made a mistake

SOLUTION: A student reports that, of a simple random sample of 50 college undergraduate students, 21% were taking more than fifteen credit hours. We know that the student has made a mistake

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Question 966636: A student reports that, of a simple random sample of 50 college undergraduate students, 21% were taking more than fifteen credit hours. We know that the student has made a mistake (or maybe really did not conduct the survey). Why?

Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
If the sample is truly random, we would expect 50% of the students to be taking more than 15 credit hours assuming 15 credit hours is the mean.
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