A Customer Service Center Is Interested in How Many Calls

Essay

A customer service center is interested in how many calls they get during different times of the day. They record the number of calls they receive ever two hours (time here is presented in military time).
$$\begin{array} { c c } \hline \text { Time } & \text { Calls } \\\hline 2 : 00 & 62 \\4 : 00 & 97 \\6 : 00 & 54 \\8 : 00 & 43 \\10 : 00 & 114 \\12 : 00 & 172 \\14 : 00 & 143 \\16 : 00 & 82 \\18 : 00 & 42 \\20 : 00 & 27 \\22 : 00 & 10 \\24 : 00 & 3 \\\hline\end{array}$$ At which hour did the call center receive the fewest calls? At which hour did they receive the most?