Mathematics, 24.06.2020 18:01, apere655
A computer manufacturer estimates that its cheapest screens will last less than 2.8 years. A random sample of 61 of these screens has a mean life of 2.4 years. The population is normally distributed with a population standard deviation of 0.88 years. At α=0.02, what type of test is this and can you reject the organization’s claim using the test statistic?
Answers: 3
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A computer manufacturer estimates that its cheapest screens will last less than 2.8 years. A random...
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