Constant Rate of Change (CROC)

Front

What does CROC stand for?

Back

CROC stands for Constant Rate of Change.

Front

How is the constant rate of change calculated?

Back

The constant rate of change is calculated by dividing the change in the dependent variable by the change in the independent variable.

Front

What is the constant rate of change if a person burns 50 calories every mile?

Back

CROC = 50 calories every mile.

Front

If a subscription costs $15 per day, what is the constant rate of change?

Back

CROC = $15 per day.

Front

What is the constant rate of change between the quantities in a table showing $20 earned in 4 hours?

Back

CROC = $5 per hour.

Front

What does a straight line on a graph indicate about the relationship between two variables?

Back

A straight line indicates a constant rate of change between the two variables.

Front

What is a key characteristic of a proportional graph?

Back

A proportional graph is characterized by a straight line that passes through the origin.

Front

How can you determine which company has a greater rate of change?

Back

Compare the slopes of the lines representing each company's data on a graph.

Front

What is the formula for calculating the slope of a line?

Back

Slope = (change in y) / (change in x).

Front

What does it mean if the rate of change is positive?

Back

A positive rate of change indicates that as one variable increases, the other variable also increases.