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A manufacturer of chocolate chips would like to know whether its bag filling machine works correctly...

A manufacturer of chocolate chips would like to know whether its bag filling machine works correctly at the 401 gram setting. It is believed that the machine is underfilling the bags. A 10 bag sample had a mean of 393 grams with a standard deviation of 10. Assume the population is normally distributed. Is there sufficient evidence at the 0.02 level that the bags are underfilled?

ANSWER CHOICES:

A) There is not sufficient evidence to support the claim that the bags are underfilled.

B) There is sufficient evidence to support the claim that the bags are underfilled

Math   Statistics-And-Probability   
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