A factory has four machines that produce molded parts. A sample of 500 parts is collected for each m

Question: A factory has four machines that produce molded parts. A sample of 500 parts is collected for each machine and the number defective parts in each sample is determined:

Machine	1	2	3	4
Defects/500	10	25	0	5

Is there a difference between the machines? Outline an appropriate statistical test and if possible, determine if these data are significant. Assume 0.01 level of significance for the test.

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A factory has four machines that produce molded parts. A sample of 500 parts is collected for each m

Question: A factory has four machines that produce molded parts. A sample of 500 parts is collected for each machine and the number defective parts in each sample is determined:

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