10.1 | Pictograms & Bar Charts

What is a pictogram?

• A chart that uses bars to show data

• A chart that uses pictures to represent data

• A chart that shows only numbers

• A chart that uses colors to show data

What does a key or legend in a pictogram tell you?

• How many bars are in the chart

• The title of the chart

• How much one picture represents

• The categories of the chart

In a bar chart, what does the Y-axis represent?

• Categories of data

• Numbers or amounts

• Pictures or symbols

• The title of the chart

Which chart is better for showing large amounts of data?

• Pictogram

• Bar chart

• Pie chart

• Line graph

In a bar chart, what does the height of a bar represent?

• The title of the chart

• The amount of data in that category

• The color of the data

• The type of data

If 1 picture of a star = 5 students, how many students are shown by 3 stars in a pictogram?

• 10

• 15

• 20

• 25

Which of these is NOT part of a bar chart?

• Title

• X-axis

• Pictures or symbols

• Y-axis

Why is it important to read the key in a pictogram?

• To know how much each picture represents

• To find out the categories

• To see the tallest bar

• To understand the title

What is the first step when reading a bar chart?

• Look at the colors of the bars

• Read the title to know what the data is about

• Count the bars

• Check the scale of the Y-axis

A bar chart shows the number of fruits eaten by students. If the bar for apples is twice as tall as the bar for bananas, what does this mean?

• Fewer students ate apples than bananas

• Apples and bananas were eaten the same amount

• Twice as many students ate apples than bananas

• The chart has an error