umuyahye5397 umuyahye5397

01-01-2024
Mathematics

contestada

Find the indicated probability or percentage for the normally distributed variable. At a local college, times for running the mile are approximately normally distributed with a mean of 4.5 minutes, and a standard deviation of 0.3 minutes. What is the probability that a randomly selected time will be less than 4 minutes?

a. 0.227
b. 0.953
c. 0.047
d. 0.274

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