Question
A sample of 900 computer chips revealed that 75% of the chips do not fail in the first 1000 hours of their use. The company's
A sample of 900 computer chips revealed that 75% of the chips do not fail in the first 1000 hours of their use. The company's promotional literature claimed that above 72% do not fail in the first 1000 hours of their use. Is there sufficient evidence at the 0.05 level to support the company's claim?
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Complex Variables And Applications
Authors: James Brown, Ruel Churchill
9th Edition
0073530859, 9780073530857
