2. In a random sample of 100 parts ordered from vendor A. 12 were defective. In a random sample of 200 parts ordered fro
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2. In a random sample of 100 parts ordered from vendor A. 12 were defective. In a random sample of 200 parts ordered fro
2. In a random sample of 100 parts ordered from vendor A. 12 were defective. In a random sample of 200 parts ordered from vendor B, 10 were defective. a. Estimate the proportion of parts from vendor A that are defective and find the uncertainty in the estimate. b. Estimate the proportion of parts from vendor B that are defective and find the uncertainty in the estimate
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