Frequency A frequency distribution for the class level of students in an introductory statistics course is shown. Two students are randomly selected without replacement. Complete parts (a) through (d). Class Freshman 6 Sophomore Junior 14 12 Senior a. Determine the probability that the first student obtained is a junior and the second a senior. The probability that the first student obtained is a junior and the second a senior is (Type an integer or a decimal rounded to three decimal places as needed.) b. Determine the probability that both students obtained are sophomores. The probability that both students obtained are sophomores is (Type an integer or a decimal rounded to three decimal places as needed.) c. Draw a tree diagram for this problem. Click here to view tree diagram C. Click here to view tree diagram A. Click here to view tree diagram B. Click here to view tree diagram D. d. What is the probability that one of the students obtained is a freshman and the other a sophomore? The probability that one student is a freshman and the other a sophomore is