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A factory makes bath bombs. According to the factory, the weight of a bath bomb has a mean of 4.20 oz and standard devia

Posted: Tue Apr 26, 2022 6:18 pm
by answerhappygod
A factory makes bath bombs. According to the factory, the weight
of a bath bomb has a mean of 4.20 oz and standard deviation of 0.5
oz. To verify whether the bath bomb indeed has a mean weight of
4.20 oz, we sampled 144 bath bombs and found a sample mean of 4.15
oz.
Please compute the p-value for the hypothesis test that verifies
whether the mean weight of the soap equals 4.20 oz or not:
Please round your result to 2 decimal places.
Answer: