February 20, 2017

Homework Help: Statistics

Posted by Penny on Saturday, March 16, 2013 at 1:57pm.

During September, the average temperature of Laurel Lake is 64.2º and the standard deviation is 3.2º. Assume the variable is normally distributed. For a randomly selected day, find the probability that the temperature will be

a. Above 62º

b. Below 67º

c. Between 65º and 68º

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