C A B https://ulearn.jwu.edu/webapps/assessment/take/launch.jsp?course_asse Remaining Time: 39 minutes, 57 seconds. * Question Completion Status: O 1325 1250 1050 QUESTION 18 In a school survey, students showed these preferences for instructional materials. Answer the question. Computer 36% 9% 5% Written Radio TU Film 12% 20% 187 Lecture About how many students would you expect to prefer computers in a school of 900 students? About 36 students About 324 students About 180 students About 162 students QUESTION 19 Find the mean of the set of data. 4, 9, 13, 2, 7 0 7 36 Click Save and Submit to save and submit. Click Save All Answers to save all answers. Type here to search O