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(CO 3) The monthly utility bills in a city are normally distributed with a mean of $121 and a standard deviation of $23. Find
(CO 3) The monthly utility bills in a city are normally distributed with a mean of $121 and a standard deviation of $23. Find the probability that a randomly selected utility bill is between $115 and $130.
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Elementary Statistics Picturing The World
Authors: Ron Larson, Betsy Farber
6th Edition
0321911210, 978-0321911216
