Car Buyers Were Asked by a Car Dealer to Rate

Car buyers were asked by a car dealer to rate their level of satisfaction with the service they had
received. The four ratings were Excellent (E), Good (G), Satisfactory (S) and Unsatisfactory (U). The
following data were obtained.
a. Create a bar chart of the level of satisfaction with the service.
b. Create a pie chart of the level of satisfaction with the service. $$\begin{array} { | r | r | r | r | r | r | r | r | r | r | } \hline \mathrm { S } & \mathrm { E } & \mathrm { E } & \mathrm { E } & \mathrm { U } & \mathrm { E } & \mathrm { G } & \mathrm { S } & \mathrm { E } & \mathrm { U } \\\hline \mathrm { U } & \mathrm { G } & \mathrm { E } & \mathrm { G } & \mathrm { S } & \mathrm { E } & \mathrm { G } & \mathrm { G } & \mathrm { E } & \mathrm { G } \\\hline \mathrm { S } & \mathrm { E } & \mathrm { E } & \mathrm { S } & \mathrm { U } & \mathrm { G } & \mathrm { G } & \mathrm { E } & \mathrm { E } & \mathrm { S } \\\hline \mathrm { S } & \mathrm { U } & \mathrm { E } & \mathrm { U } & \mathrm { S } & \mathrm { G } & \mathrm { G } & \mathrm { E } & \mathrm { U } & \mathrm { S } \\\hline\end{array}$$