a fitness association is including the mile run in its schools fitness test. The time for this event for boys...

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a fitness association is including the mile run in its schools fitness test. The time for this event for boys is known to possess a normal distribution with a mean of 440 seconds and standard deviaton of 50 seconds. The fitness association wants to reward 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 assciation?

    • 12 years ago
    • 999999.99
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