The mean number of hours per day spent watching television, according to a national
survey, is 3.5 hours, with a standard deviation of two hours. If each time was
increased by one hour, what would be the new mean and standard deviation? (2
points)
1) 5.5,3
O 2) 4.5, 2
O 3) 3.5,3
4) 4.5, 3