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40 votes
40 votes
Suppose that a company claims that its batteries last 240 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. 235
B. 240
C. 230
D. 225


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User Ala Eddine JEBALI
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1 Answer

21 votes
21 votes

Answer:

The answer is option B. 240

User Shruthi R
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