An Airline Wants to Monitor the Performance of Their Baggage

Essay

An airline wants to monitor the performance of their baggage handling crew on the daily flight from Oklahoma City to Dallas that is always filled to its 140 passenger capacity. They track the number of passengers that lose bags each flight for a two-week period. The data are displayed in the following table. Determine control limits for the appropriate chart and indicate any points that are out of control.
$$\begin{array} { | c | c | } \hline \text { Day \# } & \text { \# Bags Lost } \\\hline 1 & 3 \\\hline 2 & 4 \\\hline 3 & 3 \\\hline 4 & 2 \\\hline 5 & 5 \\\hline 6 & 7 \\\hline 7 & 6 \\\hline 8 & 8 \\\hline 9 & 1 \\\hline 10 & 7 \\\hline 11 & 6 \\\hline 12 & 2 \\\hline 13 & 1 \\\hline 14 & 7 \\\hline\end{array}$$