Big Ideas Math Integrated I, 2016
BI
Big Ideas Math Integrated I, 2016 View details
5. Choosing a Data Display
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Exercise 22 Page 368

Are the intervals of the histogram the same size?

See solution.

Practice makes perfect

Consider the given histogram. We will describe how the graph is misleading and how someone might misinterpret it.

Notice that the third interval is not of the same size as the others and the scale on the vertical axis starts at 10 and does not have a break. Someone might believe that the frequency for each 30-minute interval is increasing. Here we are only showing one of the many possible interpretations.