College bound: A national college researcher reported that 64% of students who graduated from high school in 2012 enrolled in college. Thirty two high school graduates are sampled. Round the answers to four decimal places. Part: 0 / 4 Part 1 of 4 (a) What is the probability that exactly 20 of them enroll in college? The probability that exactly 20 of them enroll in college is XDirty air: The federal government has enacted maximum allowable standards for air pollutants such as ozone. Let \\ be the number of days per year that the level of air pollution exceeds the standard in a certain city. The probability distribution of X is given by 0 2 3 4 P(x 0.35 0.40 0.18 0.04 0.03 Send data to Excel Part: 0 / 4 Part 1 of 4 (a) Find P (3). P (3) = 1.09 X X 5