Mathematics, 07.05.2021 17:00, motorxr714

A sample of 1700 computer chips revealed that 50% of the chips fail in the first 1000 hours of their use. The company's promotional literature states that 53% 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 0.05 level to support the manager's claim

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A sample of 1700 computer chips revealed that 50% of the chips fail in the first 1000 hours of their...