# A town contains 4 people who repair televisions.If 4 sets

## Problem 40 Chapter 2

First Course in Probability | 8th Edition

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First Course in Probability | 8th Edition

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Problem 40

A town contains 4 people who repair televisions.If 4 sets break down, what is the probability that exactly i of the repairers are called? Solve theproblem for i = 1, 2, 3, 4. What assumptions areyou making?

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Review of Notes 4: i = 1, 2 ….. n j = 1, 2 ….r i ̅ ∑ ∑ ̅ ∑ ∑ ∑ ∑ ( ̅) => Overall Variation (SST total sum of squares) ∑ ∑ ( ) = {( ̅ ) ̅ ̅ } = ∑ ∑ ( ̅ ) ∑ ∑...

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