Bar and Circle Graphs

Pictograph, Bar, and Graphs

Today I will use pictographs, circle, and bar graphs

I know I've got it if I can make comparisions from the graphs

Pictograph

Graph with pictures

Bar graph

Different categories with numerical totals; percent or numbers

Bar Graph Interpretation

• Each category has a total

• Often a total for the graph is needed to make comparisions

Interprepting the bar graph

• How many total hours were worked

• How many more hours were worked in July than in May?

• What percent of total hours were worked in Aug?

• How many more hours were worked in June than in May?

Multiple Choice

How many total people were surveyed?

• 6

• 4

• 10

• 20

Multiple Choice

What percent of total people surveyed liked Romance Movies?

• 1 out of 20; 5%

• 6 out of 20; 30%

• 4 out of 20; 20%

• 5 out of 20; 25%

Multiple Choice

How many more people liked sci-fi than drama?

• 3

• 1

• 4

• 5

Creating a Bar Chart

by using the data from a Pictograph

Creating a Bar graph on Excel

• Deside the categories

• Record the total for each category

• Put into excel and insert graph

Interprepting a bar graph

• How many total miles were biked?

• How many more miles were biked on Wednesday than on Tuesday?

• What percent of total miles were biked on Monday?

Fill in the Blanks

Fill in the Blanks

Multiple Choice

What percent of all the balls are the footballs?

• 17.4%

• 30.4%

• 34.8%