A random sample of 26 households shows that the sample mean


City of Providence supervisor claims that the mean weight of all garbage discarded by households each week is 29 lb. A random sample of 26 households shows that the sample mean is 33.02 with a standard deviation of 8.16 lb. Is there evidence to doubt the supervisor's claim? (Use α.02 and the rejection region approach).

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Basic Statistics: A random sample of 26 households shows that the sample mean
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