A manufacturing machine has a 8% defect rate.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section7.1: Percents And Fractions
Problem 29E
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A manufacturing machine has a 8% defect rate.
If 10 items are chosen at random, what is the probability that at least one will have a defect? Round answer to
4 decimal places.
Transcribed Image Text:A manufacturing machine has a 8% defect rate. If 10 items are chosen at random, what is the probability that at least one will have a defect? Round answer to 4 decimal places.
Expert Solution
Step 1

Given:

numbers of Trails, n = 10
Probability of Success, p = 8% = 0.08

using Binomial distribution:

P(X=x)=nCx*px*(1-p)n-x

 

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