11. Three per cent of stampings are rejects. For a production run of 400, determine the mean and standard deviation of the probability distribution, ii. the probability of obtaining 10 rejects.
11. Three per cent of stampings are rejects. For a production run of 400, determine the mean and standard deviation of the probability distribution, ii. the probability of obtaining 10 rejects.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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statistic
bionomial distribution
Transcribed Image Text:11. Three per cent of stampings are rejects. For a production run of 400, determine
i. the mean and standard deviation of the probability distribution,
ii. the probability of obtaining 10 rejects.
12. If 2% of a certain brand of light bulbs are defective, find the probability that, in a random
sample of 80 bulbs, a total of 0, 1, 2, 3, and more than 5 will be defective.
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