asap please .

and please do both A and B .

and the down below i have uploaded the excel data .

thank you

excel data file

The manager of a crew that installs carpeting has tracked the crew's output over the past several weeks, obtaining these figures: Cick herefor the Excel Dath File - Compute the iabor productivity for each of the weeks. (Round your answers to 2 decimal places.) b. Which crew size works best? \begin{tabular}{|c|r|r|} \hline \begin{tabular}{c} Wee \\ k \end{tabular} & \begin{tabular}{c} Cre \\ W \end{tabular} & \begin{tabular}{c} Yards \\ Installed \end{tabular} \\ \hline 1 & 6 & 101 \\ \hline 2 & 5 & 74 \\ \hline 3 & 4 & 104 \\ \hline 4 & 3 & 56 \\ \hline 5 & 2 & 74 \\ \hline 6 & 7 & 55 \\ \hline \end{tabular}