1.47 A computer chip manufacturer finds that, historically, for every 100 chips produced, 85 meet specifications, 10 need reworking, and 5 need to be discarded. Ten chips an chosen for inspection. (a) What is the probability that all 10 meet specs? (b) What is the probability that 2 or more need to be discarded? (e) What is the probability that 8 meet specs, 1 needs reworking, and 1 will be discarded?
1.47 A computer chip manufacturer finds that, historically, for every 100 chips produced, 85 meet specifications, 10 need reworking, and 5 need to be discarded. Ten chips an chosen for inspection. (a) What is the probability that all 10 meet specs? (b) What is the probability that 2 or more need to be discarded? (e) What is the probability that 8 meet specs, 1 needs reworking, and 1 will be discarded?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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