Mathematics, 27.08.2019 19:10 edjiejwi
Acomputer 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 2.6 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 support the organization’s claim using the test statistic?
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Acomputer manufacturer estimates that its cheapest screens will last less than 2.8 years. a random s...
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