Interpreting Circle Graphs Effectively

What is another name for a circle graph?

• Bar chart

• Line graph

• Pie chart

• Histogram

What is the primary purpose of using a circle graph?

• To display data parts as a whole

• To predict future trends

• To compare quantities

• To show changes over time

Which sector represents the largest number of species in the echinoderms graph?

• Sea cucumbers

• Brittle stars and basket stars

• Sea stars

• Sea urchins and sand dollars

Approximately what percentage of the echinoderms are sea stars?

• 75%

• 50%

• 10%

• 25%

Which group has fewer species, sea cucumbers or sea urchins and sand dollars?

• Data not available

• Both have the same

• Sea urchins and sand dollars

• Sea cucumbers

What is the total number of degrees in a circle used in the calculations?

• 100 degrees

• 90 degrees

• 180 degrees

• 360 degrees

How many people surveyed said they do not own any pets?

• 15 people

• 10 people

• 20 people

• 25 people

What percentage of the surveyed people own both dogs and cats?

• 10%

• 40%

• 20%

• 30%

Which sector color represents dogs only in the pet ownership graph?

• Green

• Red

• Blue

• Purple

How many people own only cats according to the survey?

• 3 people

• 6 people

• 9 people

• 12 people