Posted by **jackie** on Tuesday, March 1, 2011 at 3:19pm.

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 60 seconds. Find the probability that a randomly selected boy in secondary school can run the mile in less than 302 seconds.

A) 0.5107

B) 0.0107

C) 0.9893

D) 0.4893

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