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Social Science3. A quality control marketing manager orders parts and the parts are shipped in lots of sizes 15. When lots arrive,the quality manager randomly inspect 4 parts from a lot. The lot is rejected if at least one of the parts is defectiveOf all lots of size 15 that arrive, 20% have 5 defective parts and 80 percent have 2 defective parts. What proportionof lots are rejected by the manager?
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3. A quality control marketing manager orders parts and the parts are shipped in lots of sizes 15. When lots arrive, the quality manager randomly inspect 4 parts from a lot. The lot is rejected if at least one of the parts is defective Of all lots of size 15 that arrive, 20% have 5 defective parts and 80 percent have 2 defective parts. What proportion of lots are rejected by the manager?
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Let A be the event that a lot has 5 defective parts and B be the event that a lot ...
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