Distributed with a mean, If finishing times are normally

Distributed with a mean

Reference no: EM131852601

Seven thousand runners enter a local marathon in which they can qualify to enter the New York City Marathon if they complete the 26-mile-plus distance in under 3 hours and 10 minutes. Only 6,350 runners complete the race. If finishing times are normally distributed with a mean of 3 hours 40 minutes and a standard deviation of 28 minutes, how many runners qualified?

Reference no: EM131852601

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