Interpreting Graphs

Front

What does the point (0,0) represent in a graph?

Back

It represents that no quantity has been measured for both variables, such as no blocks walked in 0 minutes.

Front

What does the point (1,0.5) indicate in a mixing scenario?

Back

It indicates that 0.5 quart of red paint is mixed with 1 quart of green paint.

Front

What is the y-intercept in a graph?

Back

The y-intercept is the point where the graph crosses the y-axis, representing the value of the dependent variable when the independent variable is zero.

Front

What does the point (4,2) mean in a purchasing context?

Back

It means that 4 cookies were purchased for $2.

Front

True/False: The y-intercept can represent a starting value in a real-world scenario.

Back

True.

Front

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

Back

The x-axis usually represents the independent variable.

Front

What does the slope of a line in a graph indicate?

Back

The slope indicates the rate of change between the two variables.

Front

True/False: A point above the line in a graph indicates a higher value than predicted by the line.

Back

True.

Front

What does a horizontal line in a graph signify?

Back

A horizontal line indicates that the dependent variable does not change as the independent variable changes.

Front

What does a vertical line in a graph signify?

Back

A vertical line indicates that the independent variable does not change as the dependent variable changes.