Use This Table to Answer the Following Question -What Is the Largest Value for the Tracking Signal (Either

Use this table to answer the following question:
$\begin{array} { | c | c | } \hline \text { Period } & \text { Demand } \\\hline 1 & 173 \\\hline 2 & 177 \\\hline 3 & 180 \\\hline 4 & 151 \\\hline 5 & 168 \\\hline 6 & 184 \\\hline 7 & 198 \\\hline 8 & 191 \\\hline 9 & 167 \\\hline 10 & 177 \\\hline\end{array}$
-What is the largest value for the tracking signal (either under or overforecasting) if the forecasts for periods 1-10 are in order, 176.6, 174.2, 176.1, 178.7, 160.4, 165.4, 177.7, 191.1, 191.0, and 175.2?

A) 1.86
B) -2.07
C) 2.58
D) 3.24