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When Establishing the Confidence Interval for the Average Weight of a Cereal

Question 126

Multiple Choice

When establishing the confidence interval for the average weight of a cereal box,assume that the population standard deviation is known to be 2 ounces,and based on a sample the average weight of a sample of 20 boxes is 16 ounces.The appropriate test statistics to use is ________.


A) t
B) Z
C) χ\chi
D) p

Correct Answer:

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