Jack started a new business where he sells items online. He would like to know the amount of traffic his website receives for a typical hour of the day. The numbers of visits (in thousands) his website received for randomly selected 1-hour intervals are given below. Construct a histogram for these values using 4 classes. (Use the black dots to adjust the edges of the bars if necessary). 13.4,5.1,7.4,9.4,13.2,5.0,13.2,11.4 ,10.9,4.5,6.4,12.6

Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.