Question
5. The daily sales of department stores in a city is normally distributed with a mean of $11,000 and a standard deviation of $5,000. (5)a.How
5. The daily sales of department stores in a city is normally distributed with a mean of $11,000 and a
standard deviation of $5,000.
(5)a.How much daily sales would make a store to be among the bottom 15% of the stores?
(10)b.Find the probability that the mean sale of a random sample of 25 stores is more than $12,500.
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Calculus Early Transcendentals
Authors: James Stewart
7th edition
538497904, 978-0538497909
