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May 24, 2015

Homework Help: Statistics

Posted by Josh on Thursday, July 19, 2012 at 10:57am.

A researcher claims that at least 10% of all football helmets have manufacturing flaws that could potentially cause injury to the wearer. A sample of 200 helmets revealed that 24 helmets contained such defects.

a. Does this finding support the researcherís claim? Used a fixed-level test with α = 0.01
b. Find the P-value for this test.

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