Tecart

three drivers competed in the same fifteen drag races. the mean and standard

deviation for the race times of each of the drivers are given.

driver a had a mean race time of 4.01 seconds and a standard deviation of 0.05

seconds

driver b had a mean race time of 3.96 seconds and a standard deviation of 0.12

seconds

driver c had a mean race time of 3.99 seconds and a standard deviation of 0.19

seconds.

a.

which driver had the fastest typical race time?

b.

which driver's race times were the most variable?

c.

which driver do you predict will win the next drag race? support your

prediction using the inean and standard deviation.