Multiple Choice
A sample of twenty boxes of breakfast cereal delivers a mean weight of 14.9 ounces with a sample standard deviation of 0.3 ounces.Since the label weight of these boxes is 15 ounces,the quality assurance department wants to determine if there is a true weight problem,so they determine the confidence interval at 95% confidence to be ________.
A) 14.77 - 15.03 ounces
B) 14.70 - 15.10 ounces
C) 14.87 - 14.93 ounces
D) 14.6 - 15.2 ounces
Correct Answer:
Verified
Correct Answer:
Verified
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