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:Greater than 13.4 seconds

A. 84%
B. 98%
C. 2.5%
D. 97.7%


Answer: D

Mathematics

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What will be an ideal response?

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