Current tinderbox park water pumps can pump 2,000 gallons of water per minute. The park tests 10

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Current tinderbox park water pumps can pump 2,000 gallons of water per minute. The park tests 10 new fast water brand pumps and finds a mean of 2,200 and a standard deviation of 500. What is the probability that the fast water pumps were selected from a population with a mean no better than that of the present pumps?

Posted Date: Oct 08, 2021 03:53 PM

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Current tinderbox park water pumps can pump 2,000 gallons of water per minute. The park tests 10

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