Bar Graphs and Line Plots

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to show the quantity of each category.

Front

What does a line plot show?

Back

A line plot shows data points along a number line, where each 'x' represents one data point.

Front

How do you read a bar graph?

Back

You read a bar graph by looking at the height of the bars to determine the quantity of each category.

Front

What is the purpose of a line plot?

Back

The purpose of a line plot is to display the frequency of data points in a clear and organized way.

Front

What does the height of a bar in a bar graph represent?

Back

The height of a bar represents the quantity or frequency of the category it represents.

Front

If a bar graph shows 5 students sold 3 candy bars, how many candy bars were sold in total?

Back

15 candy bars were sold in total (5 students x 3 candy bars each).

Front

What is the greatest number of items represented in a bar graph?

Back

The greatest number of items is the highest bar on the graph.

Front

How can you tell which category has the most data in a bar graph?

Back

You can tell by identifying the tallest bar in the graph.

Front

What is the difference between a bar graph and a picture graph?

Back

A bar graph uses bars to represent data, while a picture graph uses images or symbols to represent quantities.

Front

If a line plot shows 4 'x's above the number 2, what does this mean?

Back

This means that 4 data points have the value of 2.