Line Plots

Front

What is a line plot?

Back

A line plot is a graph that shows the frequency of data along a number line.

Front

How do you read a line plot?

Back

You read a line plot by looking at the marks above the number line to see how many times each value occurs.

Front

What does each 'X' represent in a line plot?

Back

Each 'X' represents one occurrence of a data point.

Front

How do you find the total number of data points in a line plot?

Back

Add up all the 'X's above the numbers on the line plot.

Front

What is the mode in a set of data?

Back

The mode is the number that appears most frequently in a data set.

Front

How can you determine the median from a line plot?

Back

To find the median, list all the data points in order and find the middle value.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in a data set.

Front

How do you find the highest score in a line plot?

Back

Look for the rightmost point on the line plot to find the highest score.

Front

What does it mean if a line plot has more 'X's above a certain number?

Back

It means that more data points have that value compared to others.

Front

How can you use a line plot to answer questions about data?

Back

You can count the 'X's to find frequencies, identify the mode, median, and range.