Daniel is a high school student who spends time in the weekend doing his homework. At most he spends 5 hours doing school work. 5% of the weekends he studies for 0 hours, 8% he studies for 1 hour, 20% he studies 2 hours, 24% he studies 3 hours, 36% he studies 4 hours and the remaining time he studies for 5 hours. What is the expected numbers of hours Daniel studies on a weekend