Question: A quality control inspector is checking to see whether the
A quality control inspector is checking to see whether the proportions of different kinds of nuts included in a mixed-nuts package meet specifications. She randomly selects one of the bags of nuts off the line, and counts how many nuts of each type are included. The results are shown in Exhibit 12.42 below.
Does this sample provide any evidence that the proportions of mixed nuts are not as they should be? Use α = 2.5%.
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