Ordering electronic component from three different supplier

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Reference no: EM13733657

Benson manufacturing company is considering ordering electronic components from three different suppliers. The supplier may differ in terms of quality in that the percentage of defective components may differ among the suppliers. To evaluate the proportion of defective components for the supplier Benson has requested a sample shipment of 500 components from each supplier. The number of good component found in each shipment are as followed (Defective A.15 B.20 C.40) (Good A.485 B.480 C.460) answer the following questions 1.formulate the hypothesis that can be used to test for equal proportions of defective components provided by the 3 suppliers 2.using a .05 level of significance conduct the hypothesis test. What is the p-value and what is your conclusion 3.conduct a multiple comparison test to determine if there is an overall best supplier or if one supplier can be eliminated for poor quality

Reference no: EM13733657

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