Answered You can hire a professional tutor to get the answer.
The number of students in an upper level Finance class is random.
The number of students in an upper level Finance class is random. 12% of the time, there are 12 students in the class, 26% of the time there are 17 students in the class, 37% of the time there are 22 students in the class, and otherwise, there are 28 students in the class. What is the expected number of students in the class?