Some Internet service providers (ISPs) charge companies based on how much bandwidth they use in a month.

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Some Internet service providers (ISPs) charge companies based on how much bandwidth they use in a month. One method that ISPs use to calculate bandwidth is to find the 95th percentile of a company’s usage based on samples of hundreds of 5-minute intervals during a month.

a. Explain what “95th percentile” means in this setting.

b. Is it possible to determine the z-score for a usage total that is at the 95th percentile? If so, find the z-score. If not, explain why not.

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Related Book For  book-img-for-question

The Practice Of Statistics

ISBN: 9781319113339

6th Edition

Authors: Daren S. Starnes, Josh Tabor

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