SOLUTION: The average hourly wage of workers at a fast food restaurant is $6.50/hr with a standard deviation of $0.50. Assume that the distribution is normally distributed. If a worker at th

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Question 1089616: The average hourly wage of workers at a fast food restaurant is $6.50/hr with a standard deviation of $0.50. Assume that the distribution is normally distributed. If a worker at this fast food restaurant is selected at random, what is the probability that the worker earns less than $6.75?
a. 0.6915

b. 0.3085

c. 0.9512

d. 0.5000
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=(x-mean)/sd
<(6.75-6.50)/0.5
<.25/.5
<0.5
0.6915 is the probability
A.