Pie Graphs

Front

What is a pie graph?

Back

A pie 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 pie chart?

Back

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

Front

If 60 people were surveyed and 30 liked red, what percentage liked red?

Back

50% liked red, calculated as (30/60) * 100.

Front

What does a slice in a pie chart represent?

Back

A slice in a pie chart represents a part of the whole, showing the proportion of a specific category relative to the total.

Front

How can you determine which pie chart represents a given data set?

Back

To determine which pie chart represents a data set, compare the proportions of each category in the pie chart to the values in the data set.

Front

What is the total percentage represented in a pie chart?

Back

The total percentage represented in a pie chart is always 100%.

Front

If 16 out of 50 people chose chocolate as their favorite ice cream flavor, how do you express this as a percentage?

Back

To express this as a percentage, calculate (16/50) * 100 = 32%.

Front

What is the significance of the largest slice in a pie chart?

Back

The largest slice in a pie chart indicates the most popular category or the category with the highest proportion relative to the total.

Front

How do you interpret a pie chart?

Back

To interpret a pie chart, look at the size of each slice to understand the relative proportions of each category compared to the whole.

Front

What is the least popular flavor of Jolly Rancher according to the pie chart?

Back

The least popular flavor of Jolly Rancher is Grape.