SOLUTION: 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 di
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-> SOLUTION: 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 di
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Question 1157680: 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 460 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 451 seconds. Answer by Boreal(15235) (Show Source):