Mathematics, 04.11.2021 19:40 sammypaige08

A sample of 1500 computer chips revealed that 28% of the chips do not fail in the first 1000 hours of their use. The company's promotional literature states that 30% of the chips do not fail in the first 1000 hours of their use. The quality control manager wants to test the claim that the actual percentage that do not fail is different from the stated percentage. Make the decision to reject or fail to reject the null hypothesis at the 0.02 level.

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A sample of 1500 computer chips revealed that 28% of the chips do not fail in the first 1000 hours o...