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The Complete Idiot's Guide to Statistics, 2nd Edition by Robert Donnelly

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Your Turn

1. A company believes that the distribution of customer arrivals during the week are as follows:
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A week was randomly chosen and the number of customers each day was counted. The results were: Monday—31, Tuesday—18, Wednesday—36, Thursday—23, Friday—47, Saturday—60. Use this sample to test the expected distribution using α = 0.05.
2. An e-commerce site would like to test the hypothesis that the number of hits per minute on their site follows the Poisson distribution with λ = 3. The following data was collected:
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Test the hypothesis ...

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