Understanding line graphs

Question 1

The vertical line on a line graph is called the ___ axis.

Answer 1

Y-axis

Question 2

The horizontal line on a line graph is called the ___ axis.

Answer 2

X-axis

Question 3

True or False:

The independent variable goes on the x-axis.

Answer 3

True

Question 4

List the 6 parts of a line graph.

Answer 4

• The main heading
• The x-axis heading
• The y-axis heading
• The variables on the x-axis
• The variables on the y-axis
• The line on the graph

Question 5

What is very important for all line graphs?

Answer 5

Make sure that you add the unit that the variable is being measured by. e.g. kg, year or km/h.

Question 6

What are statisticians?

Answer 6

The people who calculate statistics like birth and death rates are called statisticians.