Understanding Pie Graphs

What are the main components of a pie chart?

• Sections, captions, colors, axes

• Segments, annotations, footnotes, data labels

• Slices, labels, legend, title

• Bars, titles, gridlines, data points

Evelyn created a pie chart to represent her monthly expenses, which has 4 sections. What is the maximum percentage for one section?

• 100%

• 75%

• 50%

• 25%

How do you calculate the percentage of a section in a pie chart?

• (section value / 100) * total value

• (section value / total value) * 100

• (total value - section value) * 100

• (section value + total value) * 100

In a pie chart, what does each slice represent?

• Each slice represents a specific color.

• Each slice shows the average temperature of a region.

• Each slice represents a proportion of the whole.

• Each slice indicates the time spent on an activity.

If a pie chart shows 50% for one category, what fraction does that represent?

• 1/3

• 3/4

• 1/2

• 2/5

How can you determine which category is the largest in a pie chart?

• The largest category is the one with the smallest slice in the pie chart.

• The largest category is the one with the biggest slice in the pie chart.

• You can determine the largest category by counting the number of slices.

• The largest category is always the one labeled first in the chart.

If a pie chart has a total of 200 votes and one slice represents 50 votes, what percentage does that slice represent?

• 40%

• 25%

• 30%

• 20%

What is the purpose of using a pie chart instead of a bar graph?

• To show exact values of each category.

• The purpose of using a pie chart is to show the relative proportions of categories within a whole.

• To compare different categories side by side.

• To display trends over time.

If a pie chart has three slices representing 20%, 30%, and 50%, what is the total percentage?

• 100%

• 110%

• 90%

• 70%

How can you interpret the data from a pie chart to make decisions?

• Count the number of segments without analyzing their sizes.

• Ignore the percentages and rely on personal intuition.

• Focus solely on the colors used in the chart.

• Analyze segment sizes and percentages to identify key trends and make data-driven decisions.