You may need to use the appropriate appendix table or technology to answer this question. Fifteen percent of the items produced by a machine are defective. (Round your answers to four decimal places.) (a) Out of 18 items chosen at random, what is the probability that exactly 4 items will be defective? (b) Out of 18 items chosen at random, what is the probability that fewer than 4 items will be defective? (c) Out of 18 items chosen at random, what is the probability that exactly 12 items will be non-defective?

You may need to use the appropriate appendix table or technology to answer this question. Fifteen percent of the items produced by a machine are defective. (Round your answers to four decimal places.) (a) Out of 18 items chosen at random, what is the probability that exactly 4 items will be defective? (b) Out of 18 items chosen at random, what is the probability that fewer than 4 items will be defective? (c) Out of 18 items chosen at random, what is the probability that exactly 12 items will be non-defective?

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter8: Sequences, Series,and Probability

Section8.7: Probability

Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....

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