Mathematics, 04.02.2020 13:43 dathanboyd

Suppose that a company claims that its batteries last 250 hours on average. it took many large samples, and each time the mean number of hours was outside the 95% confidence interval. based on this information alone, which of the following is probably not the mean number of hours that the company's batteries last?

a. 240
b. 245
c. 250
d. 235

Answers: 3

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Suppose that a company claims that its batteries last 250 hours on average. it took many large sampl...