9. Suppose that DVDs in a certain shipment are defective with a Beta distribution with α = 2 and β = 5. Use R to compute the probability that the shipment has: a) 20% to 30% defective DVDs. b) Less than 10% defective DVDs. c) More than 25% defectives. d) Set up the integral to find the probability that there is between 10% and 40% defectives. Then find the answer with R.