Mathematics, 16.03.2020 23:50 edgardo34
A sample of 900 computer chips revealed that 66% of the chips fail in the first 1000 hours of their use. The company's promotional literature states that 68% of the chips fail in the first 1000 hours of their use. The quality control manager wants to test the claim that the actual percentage that fail is different from the stated percentage. Is there enough evidence at the 0.02 level to support the manager's claim
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A sample of 900 computer chips revealed that 66% of the chips fail in the first 1000 hours of their...
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