$\quad$ $\quad$ $\quad$

$\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\text { Training costs }$
$\begin{array}{|c|c|c|c|}\hline \text { Sales } & \text { Service } & \text { Warehouse } & \text { Management } \\\hline 5339 & 7540 & 5453 & 7373 \\\hline 6970 & 3997 & 5421 & 5996 \\\hline 4497 & 5295 & 5381 & 6697 \\\hline 4750 & 4689 & 8074 & 7429 \\\hline 5357 & 3980 & 6473 & 7617 \\\hline\end{array}$ You would like to compare employees in each of the four departments of your organization: the sales department, the service department, the warehouse, and management. Specifically, you want to know if training costs are different due to Department. Complete the full hypothesis testing process as described in Chapter 7 to examine this question and draw all appropriate conclusions.