A recent survey asks students, How many hours do you spend on the computer in a typical day? Of the respondents, 4 said 1 hour, 7 said 2 hours, 20 said 3 hours, 23 said 4 hours, 18 said 5 hours, 14 said 6 hours, 8 said 7 hours, 6 said 8 hours, 1 said 9 hours. In table format, we have the following: # Hours 2 3 4 5 6 7 8 9 # Students 4 7 20 23 18 14 8 6 What is the average (mean) number of hours spent on the computer? Round your answer to one decimal point. Your