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Mathematics 9 Online
OpenStudy (anonymous):

Can someone run down the steps of hypothesis testing and explain what each step means, and also calculate Beta. If you want an example problem When 40 people used weight watchers diet for 1 year their mean weight loss was 3.0lb and standard deviation was 4.9 use a .01 signifigance level to test the claim the mean weight loss was greater than 0

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