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Mathematics, 28.06.2019 03:30, talanna394
The manufacturer of a certain engine treatment claims that if you add their product to your engine, it will be protected from excessive wear. an infomercial claims that a woman drove 6 hours without oil, to the engine treatment. a magazine tested engines in which they added the treatment to the motor oil, ran the engines, drained the oil, and then determined the time until the engines seized. determine the null and alternative hypotheses that the magazine will test.
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