Mathematics, 15.04.2020 00:53 tot92

A physical fitness association is including the mile run in its secondary- school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 50 seconds. Find the probability that a randomly selected boy in secondary school can run the mile in less than 325 seconds.

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A physical fitness association is including the mile run in its secondary- school fitness test. The...

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