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 each number to see how many times that number occurs.

Front

What does each mark on a line plot represent?

Back

Each mark on a line plot represents one occurrence of a data point.

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 do you find the range of a data set?

Back

The range is found by subtracting the smallest number from the largest number in the data set.

Front

What is the median of a data set?

Back

The median is the middle number when the data points are arranged in order.

Front

What is the difference between the highest and lowest value in a data set called?

Back

The difference is called the range.

Front

If a line plot shows 5 marks above the number 3, what does that mean?

Back

It means that the number 3 occurred 5 times in the data set.

Front

How can you tell if two numbers have the same frequency on a line plot?

Back

You can tell by comparing the number of marks above each number; if they have the same number of marks, they have the same frequency.

Front

What does it mean if a line plot has no marks above a number?

Back

It means that the number did not occur in the data set.