The manager of a university bookstore is trying to determine whether or not to advance purchase copies of a popular textbook. Her uncertainty is caused by the changing popularity of the course that requires the book. The table below characterizes the uncertainties as well as the present worth of her options.

Future Popularity PW of Savings with of the Course Probability Advanced Purchase High 0.5 $200,000 Medium 0.3 340,000 Low 0.2 -$150,000 Then the probabilities that the survey will predict that If the future popularity the popularity will go up or down are: is going to he