Refer to the information given in Exercise 7.39. a. Calculate the mean and variance of the total

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Refer to the information given in Exercise 7.39.

a. Calculate the mean and variance of the total amount of money collected in tolls from cars.

b. Calculate the mean and variance of the total amount of money collected in tolls from buses.

Exercise 7.39

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Related Book For  answer-question

Introduction To Statistics And Data Analysis

ISBN: 9781337793612

6th Edition

Authors: Roxy Peck, Chris Olsen, Tom Short

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