SimpliFun in Gatlinburg, TN is a Tourist Center that is open on weekends (Friday, Saturday, and Sunday). Kelly Willis, the owner-manager hope to improve scheduling part time employees by determining seasonal relatives (factors) for each of these days. She is also not sure if the level of sales shows an upward tend. Data on recent traffic (in 100s) at the center have been tabulated and are shown in the following table. WK-Day Day # Tourists Week 1 Friday 1 149 Saturday 2 250 Sunday 3 140 Week 2 Friday 4 154 Saturday 5 255 Sunday 6 150 Week 3 Friday 7 155 Saturday 8 260 Sunday 9 161 Week 4 Friday 10 260 Saturday 11 268 Sunday 12 173 Week 5 Friday 13 160 Saturday 14 273 Sunday 15 176 Week 6 Friday 16 165 Saturday 17 276 Sunday 18 183 Week 7 Friday Saturday Sunday a. Using the method of Seasonal factor with trend, conduct an analysis to develop the forecasting method for this data. b. Use your results to forecast for the next period = week 7 (every season)