### GM 533 Week 8 TCOs

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GM 533 Week 8 - TCOs

1. (TCO D) The national automobile repair franchise SuperSpeedyService claims it can complete a full 50,000 mile warrantee servicing in less than 5.5 hours. You are given the following data from a sample.

Sample size: 50

Population standard deviation: 1.2

Sample mean: 4.6

Formulate a hypothesis test to evaluate the claim. (Points: 10)

`````` a  Ho:   5.5; Ha:  ? 5.5

b  Ho:  ? 5.5; Ha:   5.5

c  Ho:   5.5; Ha:  ? 5.5

d  Ho:  ? 4.6; Ha:   4.6 ``````
1. (TCO B) Assume that customers patronizing Pete's Gettem While They're Hot hot dog stand are binomially distributed by age (young 18 or younger, and old over 18). If ten people visit Pete's on a typical day, determine the following:

Binomial distribution

10

n

0.5

p

X

P(X)

cumulative probability

0

...

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