Mathematics, 17.01.2020 08:31 frankcaroccio0203
The times of the runners in a marathon are normally distributed, with a mean of 3 hours and 50 minutes and a standard deviation of 30 minute. what is the probability that a randomly selected runner has a time less than or equal to 3 hours and 20 minutes?
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The times of the runners in a marathon are normally distributed, with a mean of 3 hours and 50 minut...
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