Bar Graphs, Line Graphs, & Dot Plots

Front

What is a bar graph?

Back

A bar graph is a visual way to show information using bars of different heights to represent numbers.

Front

What does a line graph show?

Back

A line graph shows how something changes over time by connecting points with a line.

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots to represent each value.

Front

How do you read a bar graph?

Back

You look at the height of the bars to see how many or how much each category has.

Front

What does the x-axis represent in a graph?

Back

The x-axis is the horizontal line that usually shows categories or time.

Front

What does the y-axis represent in a graph?

Back

The y-axis is the vertical line that usually shows numbers or amounts.

Front

How can you tell which month has the most birthdays on a bar graph?

Back

You look for the tallest bar, which shows the month with the most birthdays.

Front

If June has 10 students and May has 8 students, how many more students were born in June?

Back

2 more students were born in June.

Front

What is the purpose of a line graph?

Back

The purpose of a line graph is to show trends or changes over time.

Front

How do you find the average in a graph?

Back

You add all the numbers together and then divide by how many numbers there are.