Asked by Rachel

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.
Answered by Rachel
What does mu represent for this problem?
Answered by PsyDAG
mu = mean (typically of the population)
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