Problem 4 The director of an emergency room has observed that patient traffic at the emergency room follows a seasonal pattern, with higher patient traffic on weekends than on weekdays. She has gathered the following data on daily patient admissions during the past 5 weeks: Day Week 1 23 4 5 110 105 109 | 112 110 88 90 84 82 Monday Tuesday 95 100 92 85 80 Wednesday 89 Thursday 93 96 78 90 Friday 150 155 152 148 Saturday 255 260 268 275 Sunday 160 166 170 175 91 154 280 178

Problem 4 The director of an emergency room has observed that patient traffic at the emergency room follows a seasonal pattem, with higher patient traffic on weekends than on weekdays. She has gathered the following data on daily patient admissions during the past 5 weeks