A. The mean of the sampling distribution of sample means. B. The standard deviation of the sampling distribution of sample means. C. Describe the shape of the sampling distribution of sample means. Justify your answer. D. Calculate the probability that the average fill of the soda cans is 11.9 ounces or less. Please show all work for full credit (sketch the curve, z-score, etc.).
A certain beverage company is suspected of underfilling its cans of soft drink. The company advertises that its cans contain, on the average, 12 ounces of soda with a standard deviation of 0.4 ounces (which is, in fact, the truth). A quality control inspector measures the contents of an SRS of 50 cans of the company's soda.
A. The
B. The standard deviation of the sampling distribution of sample means.
C. Describe the shape of the sampling distribution of sample means. Justify your answer.
D. Calculate the probability that the average fill of the soda cans is 11.9 ounces or less. Please show all work for full credit (sketch the curve, z-score, etc.).
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