Mathematics, 06.09.2019 21:30 fatumasiraj
Acompany has developed a new power cell and wants to estimate its average lifetime. a random sample of 650 power cells is tested and the average lifetime of this sample is found to be 315 hours. the 315 hours is the value of a:
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Acompany has developed a new power cell and wants to estimate its average lifetime. a random sample...
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