SOLUTION: A sample of 50 batteries is taken and useful lifespans are reported. What is the probability that the sample
mean useful lifespan is over 115,000 miles?
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-> SOLUTION: A sample of 50 batteries is taken and useful lifespans are reported. What is the probability that the sample
mean useful lifespan is over 115,000 miles?
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Question 980351: A sample of 50 batteries is taken and useful lifespans are reported. What is the probability that the sample
mean useful lifespan is over 115,000 miles? Answer by Fombitz(32388) (Show Source):
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