Mathematics, 06.09.2020 21:01, DeGeneral8468
Suppose that a cell phone manufacturer claims that, on average, it’s cell phones last 7 years. if it’s cell phones do, in fact, last an average of 7 years, what would be the expected amount of time a sample of the company’s cell phones would last?
a. 7 years
b. 3.5 years
c. 9 years
d. 2 years
Answers: 1
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Suppose that a cell phone manufacturer claims that, on average, it’s cell phones last 7 years. if it...
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