Question: Reaction Time The reaction time to a stimulus for a certain test has a mean of 2.5 seconds and a standard deviation of 0.3 second. Find the corresponding z score for each reaction time.

a. 2.7 z = 0.6667

b. 3.9 z = 4.6667

c. 2.8 z = 1

d. 3.1 z = 2

e. 2.2 z = -1