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Get Full Access to Probability And Statistics For Engineers And The Scientists - 9 Edition - Chapter 4 - Problem 4.6
Get Full Access to Probability And Statistics For Engineers And The Scientists - 9 Edition - Chapter 4 - Problem 4.6

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# An attendant at a car wash is paid according to the number

ISBN: 9780321629111 32

## Solution for problem 4.6 Chapter 4

Probability and Statistics for Engineers and the Scientists | 9th Edition

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Problem 4.6

An attendant at a car wash is paid according to the number of cars that pass through. Suppose the probabilities are 1/12, 1/12, 1/4, 1/4, 1/6, and 1/6, respectively, that the attendant receives \$7, \$9, \$11, \$13, \$15, or \$17 between 4:00 P.M. and 5:00 P.M. on any sunny Friday. Find the attendants expected earnings for this particular period.

Step-by-Step Solution:

Q:An attendant at a car wash is paid according to the number of cars that pass through.Suppose the probabilities are 1/12, 1/12, 1/4, 1/4, 1/6, and 1/6, respectively, that theattendant receives \$7, \$9, \$11, \$13, \$15, or \$17 between 4:00 P.M. and 5:00 P.M. on anysunny Friday. Find the attendants expected earnings for this particular period. Step By Step Solution:Step 1 of 2:The probability distribution table is as follows. x \$7 \$9 \$11 \$13 \$15 \$17 f(x) 1/12 1/12 1/4 1/4 1/6 1/6

Step 2 of 2

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