A wine manufacturer is concerned that the percentage of alcohol in each bottle may not be the 13% as advertised on the bottle. A random sample of 31 bottles is tested. The average alcohol percentage is 12.58% and the standard deviation is 0.25%. Assume alcohol content is normally distributed.
-How much evidence is there that the mean of the percentage of alcohol is not 13%?
A) No evidence
B) Some evidence
C) Strong evidence
D) Very Strong evidence
E) Extremely Strong evidence
Correct Answer:
Verified
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