Question: 1. How can we use a stem-and-leaf display to make the construction of a frequency table easier? 2. How does a stem-and-leaf display help you

1. How can we use a stem-and-leaf display to make the construction of a frequency table easier?

2. How does a stem-and-leaf display help you spot extreme values quickly?

3. ExamineFigure 2-21, "Global Teen Worries." How many countries were contained in the sample?

4. The graph contains bars and a circle. Which bar is the longest? Which bar represents the greatest percentage? Is this a bar graph or not? If not, what changes would need to be made to put the information in a bar graph?

5. Could the graph be made into a Pareto chart? Could it be made into a circle graph? Explain.

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