1. A nationwide parcel delivery service keeps track of the number of late deliveries (more than 30 minutes past the time promised to clients) per day. They plan on using a control chart to plot their results. Which type of control chart(s) would you recommend? A) both x-bar chart and R-chart B) p-chart C) c-chart D) x-bar chart E) both p-chart and c-chart

2.Compute the forecast for month 5 using the exponential smoothing model; a = .2 and B = .4. (show work)

Month	Actual Demand	Smoothed Forecast Average, Ft	Smoothed Trend, Tt	Forecast Including Trend, FITt
1	12	11	2
2	17
3	20
4	19
5	24