The average price of a circus ticket from 1970 to 2000 can be modeled by the equation y = 0.32x + 28, where y represents the average price, in dollars, and x represents the number of years since 1970. What does the slope represent ?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? 0.62 0.78 0.84 0.96