SOLUTION: Use the Empirical Rule to answer each question. A baseball franchise finds that the attendance at its home games is normally distributed, with a mean of 16,000 and a the standard

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Question 1169854: Use the Empirical Rule to answer each question. A baseball franchise finds
that the attendance at its home games is normally distributed, with a mean of 16,000 and a
the standard deviation of 4000.
4.What percent of the home games have attendance between 12,000 and 20,000 people?
5.What percent of the home games have an attendance of fewer than 8000 people?

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
the z value is (x-mean)/sd
so 4. is between +/- 1 sd or 68%
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5. this is z<-2 sd or about 2.5%