The daily sales at the campus bookstore throughout the school year have a probability distribution that is approximately normal with mean = $1530 and standard deviation = $120. The bookstore must have a monthly average of at least $1500 to break even. Assuming a month has 30 days, what is the probability that, for a given month, the bookstore breaks even? That is, find P(>1500)
The daily sales at the campus bookstore throughout the school year have a probability distribution that is approximately normal with mean = $1530 and standard deviation = $120. The bookstore must have a monthly average of at least $1500 to break even. Assuming a month has 30 days, what is the probability that, for a given month, the bookstore breaks even? That is, find P(>1500)
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section: Chapter Questions
Problem 4CA
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The daily sales at the campus bookstore throughout the school year have a Note: round your answer to TWO DECIMAL places. |
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