Marketing and Consumer Behavior Marini's candy store on the beach boardwalk in Santa Cruz sells candy in bulk. Customers can mix products from over 100 barrels. The probability distribution for the number of pounds of candy purchased by a randomly selected customer is shown below.
a. Verify that this is a valid probability density function.
b. Find the probability that the next customer buys at most 2 pounds of candy.
c. Find the probability that the next customer buys more than 1 pound of candy.
d. Suppose the next customer buys at most 1.5 pounds of candy. What is the probability that she buys at most 0.5 pound of candy?