Question

Race times at the local monthly 5k run are normally distributed, with a mean time of 32 minutes and a standard deviation of 4 minutes. Using the empirical rule, approximately what percent of racers cross the finish line between 28 and 36 minutes?
A 32%
B 68%
C 95%
D 99.7%

Answer 1

i have to solve it then give ans or

directly i tell u which option is ryt

C

Answer 2

68% is the correct answer