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% are have 5 defective parts and 80 percent have 2 defective parts. What proportion of lots are rejected by the manager?

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% are have 5 defective parts and 80 percent have 2 defective parts. What proportion of lots are rejected by the manager?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 6E

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