what percent of the above bags in the sample are in violatio

The data below are the net weights for a sample of 30 bags of M&M;\'s. The advertized net weight is 47.9 per bag. The FDA requires that (nearly) every bag contain the advertised weight, otherwise violations will bring about mandated fines. What percent of the above bags in the sample are in violation? if the weight of all filled bags is normally distributed with a mean weight of 47.9 g, what percent would be in violation? normally distributed with a standard deviation of 1.5 g, what

Solution

a)

Reordering the data,

We see that 6 items are in violation.

Thus,

6/30 = 20% are in violation. [ANSWER]

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B)

As the mean is 47.9, then half of the population will be below 47.9.

Thus, 50% are in violation. [ANSWER]