Please answer questions using the numbers provided!!! I WILL THUMBS DOWN IF THE ANSWER IS WRONG!!!!!!

A renovation of the gift shop at Orlando Amway Center has six activities (in hours). In the following table, the estimates of a,m, and b times for each of the activities are listed: \begin{tabular}{crrr} \hline Activity & a & m & b \\ \hline A & 10 & 15 & 19 \\ B & 27 & 32 & 40 \\ C & 18 & 18 & 18 \\ D & 7 & 12 & 18 \\ E & 16 & 17 & 19 \\ F & 16 & 18 & 21 \\ \hline \end{tabular} Based on the activity time estimates, the expected times for each of the activities are (round your responses to two decimal places): \begin{tabular}{cc} \hline Activity & Expected Time \\ \hline A & \end{tabular} Based on the activity time estimates, the expected times for each of the activities are (round your responses to two decimal places): Based on the activity time estimates, standard deviation for each of the activities is (enter your responses rounded to two decimal places)