Fill in the Blank with One of the Words or Phrases

Multiple Choice

Fill in the blank with one of the words or phrases listed below. $$\begin{array} { l l l l l } \text { outcomes } & \text { bar } & \text { experiment } & \text { mean } & \text { tree diagram } \\\text { pictograph } & \text { line } & \text { class interval } & \text { median } & \text { probability } \\\text { histogram } & \text { circle } & \text { class frequency } & \text { mode } &\end{array}$$
-In a(n) _______graph, each section (shaped like a piece of pie) shows a category and the relative size of the category.

A) probability
B) bar
C) line
D) circle