6. Although on a steady decline since 1990, 34.5% of Guatemala's urban population still lives in slums. 25 people were randomly selected in Guatemala City, Guatemala's capital, and asked where they lived. (Round your answers to four decimal places.) a. Find the probability that exactly 6 lived in slums. b. Find the probability that 6 or fewer lived in slums. c. Find the probability that 6 or more lived in slums