Line Graphs and Scatter Plots

Front

What is a line graph?

Back

A line graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments. It is used to show trends over time.

Front

What is a scatter plot?

Back

A scatter plot is a graph that uses dots to represent the values obtained for two different variables - one plotted along the x-axis and the other plotted along the y-axis.

Front

What does the x-axis represent in a graph?

Back

The x-axis is the horizontal axis in a graph, typically representing the independent variable.

Front

What does the y-axis represent in a graph?

Back

The y-axis is the vertical axis in a graph, typically representing the dependent variable.

Front

What is the purpose of a graph?

Back

Graphs help us visually represent data, making it easier to identify trends, patterns, and relationships.

Front

What does a positive association in a graph indicate?

Back

A positive association indicates that as one variable increases, the other variable also increases.

Front

What does a negative association in a graph indicate?

Back

A negative association indicates that as one variable increases, the other variable decreases.

Front

What does it mean for a population to remain constant?

Back

It means that the population size does not change over a specific period.

Front

How can you determine the number of items sold from a graph?

Back

You can determine the number of items sold by locating the corresponding data point on the graph and reading the value on the y-axis.

Front

What is the significance of the title in a graph?

Back

The title provides context and indicates what the graph is about, helping the viewer understand the data being presented.