Interpreting Circle & Bar Graphs

Front

What is a circle graph?

Back

A circle graph, or pie chart, is a circular statistical graphic divided into slices to illustrate numerical proportions.

Front

How do you determine the total number of participants from a circle graph?

Back

To find the total number of participants, divide the number of participants in a category by the percentage that category represents of the whole.

Front

What is a bar graph?

Back

A bar graph is a chart that presents categorical data with rectangular bars with lengths proportional to the values they represent.

Front

How can you find the number of participants in a specific category from a bar graph?

Back

You can find the number of participants by looking at the height of the bar corresponding to that category.

Front

What does it mean if a category represents 25% of a circle graph?

Back

It means that one quarter of the total data falls into that category.

Front

How do you compare data from different categories in a bar graph?

Back

You compare the heights of the bars; taller bars represent larger values.

Front

What is the importance of scale in a bar graph?

Back

The scale determines how the data is represented and ensures accurate interpretation of the graph.

Front

What does it indicate if a bar graph has a category with no height?

Back

It indicates that there are zero participants in that category.

Front

How can you calculate the total number of participants if you know the number in one category and its percentage?

Back

Total participants = Number in category / (Percentage in decimal form).

Front

What is the significance of the title in a graph?

Back

The title provides context and indicates what data is being represented.