You want to study the number of hours PolyU students spent on social media apps every week for your capstone project. You recently conducted a survey and randomly selected 36 PolyU students. The number of hours they spent on social media apps every week is summarized in the following table. .

5. [18 marks] You want to study the number of hours m students spent on social media apps every week for your capstone project. You recently conducted a survey and randomly selected 36 m students. The number of hours they spent on social media apps every week is summarized in the following table. I = 9