Mathematics, 30.06.2019 01:50 thereal6ix9ine69
An amateur motorcycle racer, averages 129.71 seconds per 2.5 mile lap (in a 7 lap race) with a standard deviation of 2.28 seconds . the distribution of her race times is normally distributed. we are interested in one of her randomly selected laps. the proportion (a number between 0 and 1) of her laps that are completed in < 125 seconds is?
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An amateur motorcycle racer, averages 129.71 seconds per 2.5 mile lap (in a 7 lap race) with a stand...
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