Use the equation of the line of best fit,
y = 0.94x + 7.96, to answer the questions below. X is the number of year of experience. Y is used for the hourly pay rate. Give exact answers, not rounded approximations.
(a) What is the predicted hourly pay rate for a cashier with 7 years of experience?
(b) What is the predicted hourly pay rate for a cashier who doesn't have any experience?
(C) For an increase of one year of experience, what is the predicted increase in the hourly pay rate?