Mathematics, 10.11.2019 01:31 noriko002
Ga company that produces cell phone batteries claims their new battery last more than 30 hours. to investigate this claim a consumer advocacy group collected the following random sample for number hours that each battery worked: 50, 40, 35, 25, 60, 45, 30, 50, 30, 10. is there a sufficient evidence to accept the company’s claims using 0.01 significance level?
Answers: 2
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