12. Of the bolts manufactured for a certain application, 85% meet the length specification and can be use immediately, 10% are too long and can be used after being cut, and 5% are too short and must be scrappe Eight bolts are selected at random. a What is the probability that one or more is too short? b What is the probability that seven or more are not too short? c What is the probability that more than three are either too long or too short? d What is the probability that exactly six are either too long or too short?
12. Of the bolts manufactured for a certain application, 85% meet the length specification and can be use immediately, 10% are too long and can be used after being cut, and 5% are too short and must be scrappe Eight bolts are selected at random. a What is the probability that one or more is too short? b What is the probability that seven or more are not too short? c What is the probability that more than three are either too long or too short? d What is the probability that exactly six are either too long or too short?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter0: Preparing For Algebra
Section: Chapter Questions
Problem 56PRT
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