A Physical Fitness Association Is Including the Mile Run in Its

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. The fitness association wants to
Recognize the fastest 10% of the boys with certificates of recognition. What time would the boys
Need to beat in order to earn a certificate of recognition from the fitness association?

A) 377.75 seconds
B) 396 seconds
C) 524 seconds
D) 542.25 seconds

Correct Answer:

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