Multiple Choice
A granola bar manufacturer states that their granola bars contain 28 grams of carbohydrates per bar.A sample of five granola bars is tested and a mean of 28.2g is obtained with a standard deviation of 2.7g.If carbohydrate content is normally distributed,the 95% confidence interval for the mean carbohydrate content of all such granola bars made by this company would be _____.
A) [26.16,30.24]
B) [20.70,35.70]
C) [24.85,31.55]
D) [26.70,29.70]
E) [25.83,30.57]
Correct Answer:
Verified
Correct Answer:
Verified
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