Front

What is the main purpose of a line graph?

Back

To show trends over time.

Front

What percentage of the students were boys?

Back

50%.

Front

What pattern does a double line graph for rainfall in two cities show?

Back

It is the rainiest in winter.

Front

How many people purchased no food and no drink?

Back

10.

Front

What is a bar graph used for?

Back

To compare different categories.

Front

What does the x-axis typically represent in a graph?

Back

The independent variable.

Front

What does the y-axis typically represent in a graph?

Back

The dependent variable.

Front

What is a pie chart used for?

Back

To show parts of a whole.

Front

What is the definition of a histogram?

Back

A type of bar graph that represents the frequency distribution of numerical data.

Front

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

Back

A line graph shows trends over time, while a bar graph compares different categories.