Can someone please help me solve the last problem, and please show me how you solved it. Thank you!

A sample of 40 100-watt light bulbs produced by Manufacturer A and a sample of 40100 -watt light bulbs produced by Manufacturer B were selected. The accompanying tables show these data as a pair of ordered arrays. Complete parts a through c. Click the icon to view the data table of lifetime light bulb hours. \begin{tabular}{|c|} \hline 9 \\ \hline 8 \\ \hline 3 \\ \hline 12 \\ \hline 0 \end{tabular}