Functions and Scatterplots

Front

What is a function?

Back

A function is a relation where every input has only ONE output.

Front

What does a positive correlation in a scatter plot indicate?

Back

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

Front

What does a negative correlation in a scatter plot indicate?

Back

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

Front

What is no correlation in a scatter plot?

Back

No correlation means there is no apparent relationship between the two variables.

Front

What is a linear correlation?

Back

A linear correlation is a relationship between two variables that can be represented by a straight line.

Front

What is a nonlinear correlation?

Back

A nonlinear correlation is a relationship between two variables that does not follow a straight line.

Front

How can you identify a positive correlation in a scatter plot?

Back

You can identify a positive correlation if the points trend upwards from left to right.

Front

How can you identify a negative correlation in a scatter plot?

Back

You can identify a negative correlation if the points trend downwards from left to right.

Front

What is the relationship between the number of ticket writers and tickets issued according to the police department's data?

Back

More ticket writers results in more tickets issued.

Front

What does the slope of a line in a scatter plot represent?

Back

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