Suppose your firm is buying five new computers. The manufacturer offers a warranty to replace any computer that breaks down within three years. Suppose there is a 25% chance that any given computer breaks down within three years. i. Compute the probability that exactly two of the five computers breaks down within three years. ii. If the manufacturer sells 600 computers per year, what is the expected number of computers that the manufacturer needs to replace? What is the standard deviation?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Suppose your firm is buying five new computers. The manufacturer offers a warranty to replace any computer
that breaks down within three years. Suppose there is a 25% chance that any given computer breaks down within
three years.
i. Compute the probability that exactly two of the five computers breaks down within three years.
ii. If the manufacturer sells 600 computers per year, what is the expected number of computers that the
manufacturer needs to replace? What is the standard deviation?
Transcribed Image Text:Suppose your firm is buying five new computers. The manufacturer offers a warranty to replace any computer that breaks down within three years. Suppose there is a 25% chance that any given computer breaks down within three years. i. Compute the probability that exactly two of the five computers breaks down within three years. ii. If the manufacturer sells 600 computers per year, what is the expected number of computers that the manufacturer needs to replace? What is the standard deviation?
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