ajm1132005
18.04.2020 •
Mathematics
A baseball league finds the speeds of pitches are normally distributed, with a mean of 89 mph and a standard deviation of 2.4 mph. One pitch is thrown at a speed of 85.2 mph. What is the z-score of this pitch? Round your answer to two decimal places.
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Ответ:
6x = 36 (because she can scan 6 per minute and if she wants 20 left its 56-20)
x = 6 minutes