The Phillies were accused of cheating their beer customers by not putting enough beer in their 12 oz cups.  When 15 cups were selected at random, they were found to have a mean of 11.7 ounces with a standard deviation of 0.5 ounces.  At the .01 significance level, test the claim that the customers are being cheated. WHAT CALCULATOR FUNCTION IS NEEDED TO SOLVE THIS PROBLEM?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The Phillies were accused of cheating their beer customers by not putting enough beer in their 12 oz cups.  When 15 cups were selected at random, they were found to have a mean of 11.7 ounces with a standard deviation of 0.5 ounces.  At the .01 significance level, test the claim that the customers are being cheated. WHAT CALCULATOR FUNCTION IS NEEDED TO SOLVE THIS PROBLEM?

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