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December 19, 2014

Homework Help: statistics

Posted by vinnie on Tuesday, November 20, 2012 at 1:11pm.

A vending machine is designed to dispense a mean of 7.6 oz of coffee into an 8-oz cup. If the standard deviation of the amount of coffee dispensed is 0.4 oz and the amount is normally distributed, find the percent of times the machine will

a) dispense less than 7.0 oz.

b) result in the cup overflowing (therefore dispense more than 8 oz).

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