Circle Graphs PRACTICE

Front

What is a circle graph (pie chart)?

Back

A circle graph, or pie chart, is a circular statistical graphic that is divided into slices to illustrate numerical proportions. Each slice represents a category's contribution to the total.

Front

How do you calculate the percentage of a category in a circle graph?

Back

To calculate the percentage of a category, divide the number of responses in that category by the total number of responses, then multiply by 100.

Front

If 48 students were surveyed and 14 chose soccer, what percentage chose soccer?

Back

(14/48) * 100 = 29.17%.

Front

What does it mean if a category has the largest slice in a circle graph?

Back

It indicates that the category has the highest frequency or preference among the surveyed group.

Front

How can you determine the least favorite option in a circle graph?

Back

The least favorite option is represented by the smallest slice of the pie chart.

Front

If there are 600 total fruits and 200 are peaches, how many more fruits are there of another type if there are 400 of that type?

Back

There are 200 more fruits of that type than peaches.

Front

What is the total number of responses if 33% of people like dogs the most and that represents 120 people?

Back

If 33% represents 120 people, the total number of responses is 120 / 0.33 = approximately 363.

Front

How do you find the number of items represented by a slice in a circle graph?

Back

Multiply the total number of items by the percentage that the slice represents.

Front

What is the formula to find the angle of a slice in a circle graph?

Back

Angle = (Percentage/100) * 360 degrees.

Front

If a circle graph shows 32 beads and 8 are green, what percentage of the beads are green?

Back

(8/32) * 100 = 25%.