Suppose That You Want to Construct a Graph to Represent

Suppose that you want to construct a graph to represent the following data. $$\begin{array} { c c } \text { Blood Type } & \text { Frequency } \\ \hline \mathrm { O } & 90 \\ \mathrm {~A} & 84 \\ \mathrm {~B} & 18 \\ \mathrm { AB } & 8 \end{array}$$ If you are mostly interested in the number of people in each category as a percentage of the total number of people, would a bar chart or a pie chart be more useful? Explain your thinking.

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A pie chart would be more useful. A pie ...

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