Table W9.4 below shows attendance data of a public museum. Students complete the worksheet for calculating forecasts based on (A) prior moving averages and (B) prior moving changes for the next five periods. Also, validate your forecasts by comparing actual and predicted values ime Attendence Time Attendence 1 1,.205 9 1,468 2 1,309 10 1.602 3 1,325 11 1.625 4 1,226 12 1,698 5 1,450 13 1,550 6 1,529 14 1,623 7 1,679 15 1,708 8 1,543 16 1,767