Question
The can filling machine was very accurate, with an average filling weight of 400g and a standard deviation of 20g. The The operation manager takes
The can filling machine was very accurate, with an average filling weight of 400g and a standard deviation of 20g. The The operation manager takes a random sample of 50 cans and finds that the sample mean filling weight is 395g.
a) What is the probability of obtaining a sample mean of 395g or less?
b) The operations manager then wanted to know what probability is to obtaining a sample mean between 396g and 402g?
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Mathematical Interest Theory
Authors: Leslie Jane, James Daniel, Federer Vaaler
3rd Edition
147046568X, 978-1470465681
