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Supplier Component Defective 15 20 40 Good 485 480 460 a. Formulate the hypotheses that can be used to test for equal proportions of defective components provided by the three suppliers. b. Using a .05 level of significance, conduct the hypothesis test. What is the p-value and what is your conclusion? Conduct a multiple comparison test to determine whether there is an overall best supplier or if one supplier can be eliminated because of poor quality. с.

Supplier Component Defective 15 20 40 Good 485 480 460 a. Formulate the hypotheses that can be used to test for equal proportions of defective components provided by the three suppliers. b. Using a .05 level of significance, conduct the hypothesis test. What is the p-value and what is your conclusion? Conduct a multiple comparison test to determine whether there is an overall best supplier or if one supplier can be eliminated because of poor quality. с.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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proportion of late flights for the three airlines? 20. Benson Manufacturing is considering ordering electronic components from three different suppliers. The suppliers may differ in terms of quality in that the proportion or percentage of defective components may differ among the suppliers. To evaluate the proportion of defective components for the suppliers, Benson has requested a sample shipment of 500 components from each supplier. The number of defective components and the number of good comp0- nents found in each shipment are as follows. Ftest Supplier Component A B. C. Defective 15 20 40 Good 485 480 460 a. Formulate the hypotheses that can be used to test for equal proportions of defective components provided by the three suppliers. b. Using a .05 level of significance, conduct the hypothesis test. What is the p-value and what is your conclusion? Conduct a multiple comparison test to determine whether there is an overall best supplier or if one supplier can be eliminated because of с. poor quality.
Transcribed Image Text:proportion of late flights for the three airlines? 20. Benson Manufacturing is considering ordering electronic components from three different suppliers. The suppliers may differ in terms of quality in that the proportion or percentage of defective components may differ among the suppliers. To evaluate the proportion of defective components for the suppliers, Benson has requested a sample shipment of 500 components from each supplier. The number of defective components and the number of good comp0- nents found in each shipment are as follows. Ftest Supplier Component A B. C. Defective 15 20 40 Good 485 480 460 a. Formulate the hypotheses that can be used to test for equal proportions of defective components provided by the three suppliers. b. Using a .05 level of significance, conduct the hypothesis test. What is the p-value and what is your conclusion? Conduct a multiple comparison test to determine whether there is an overall best supplier or if one supplier can be eliminated because of с. poor quality.
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