Homework Help: Statistics

Posted by Rachel on Thursday, March 15, 2012 at 5:18pm.

A coffee company wants to make sure that there coffee is being served at the right temperature. If it is too hot, the customers could burn themselves. If it is too cold, the customers will be unsatisfied. The company has determined that they want the average coffee temperature to be 65 degrees C. They take a sample of 20 orders of coffee and find the sample mean to be equal to 70.2 C.

Statistics - Rachel, Thursday, March 15, 2012 at 5:24pm
What does mu represent for this problem?
Statistics - PsyDAG, Friday, March 16, 2012 at 1:03pm
mu = mean (typically of the population)

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