From this "computer usage time survey". Can be drawn, 35 students answered the use of a computer every day 5 hours, accounting for 32% of the total number of students answering questions. There are a number of students to use the computer 8 hours a day, accounting for 10% of the total answer. My own average daily use of the computer is about Zes between a 5 hours, while my roommate even a day online time more than 8 hours, and sometimes, the middle of the night he still use the computer.
We will average daily use of mobile phones and the average daily use of the time and the time for a rough
Screen time":