Explore how data sets correspond to the correlation coefficient and interpret its meaning.
[i]Answer these open ended questions on your own or with others to form deeper math connections.[/i]
What does it mean when [math]r=-1[/math]?
What does it mean when [math]r=1[/math]?
In your own words, describe what a data set might look like if [math]r=-0.2[/math]?
If you are told a data set shows a linear relationship, what could you expect to see for the correlation coefficient [math]r[/math]?