State times are very closely approximated by a normal curve

Reference no: EM13200865

At one high school, the mean time for running the 100-yard dash is with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:

At least 14.3 seconds
13.5%
50%
84%
16%

Reference no: EM13200865

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