Question 3 A manufacturer of window frames knows from long experience that 23 percent of the production will have some type of minor defect that will require an adjustment. Find the probability that in a sample of 13 window frames, at least three will need adjustment. a) Find the approximate probability that in a sample of 130 window frames, more than 37 will need adjustment. b)

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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Question 3
A manufacturer of window frames knows from long experience that 23 percent of the
production will have some type of minor defect that will require an adjustment.
a)
Find the probability that in a sample of 13 window frames, at least three will
need adjustment.
b)
Find the approximate probability that in a sample of 130 window frames, more
than 37 will need adjustment.
Transcribed Image Text:Question 3 A manufacturer of window frames knows from long experience that 23 percent of the production will have some type of minor defect that will require an adjustment. a) Find the probability that in a sample of 13 window frames, at least three will need adjustment. b) Find the approximate probability that in a sample of 130 window frames, more than 37 will need adjustment.
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