Raosoft( stratified random sampling topic)

C. Below is the number of students taking up statistics from each department. A seminar will be conducted outside the campus. 7. At 3% margin of error with 50% response rate, how many participants should be taken as samples? (Use RAOSOFT) 8. Complete the table Number of Course Percent n students COA 120 CBE 89 CAS 57 COED 34 Total 300