Analyze a set of data points to determine whether they show a trend and how well a drawn model fits the data.
[i]Answer these open ended questions on your own or with others to form deeper math connections.[/i]
For data with no correlation, what do you think the gauge would show if you tried to draw a line?
Sam says that if the line of best fit for a scatter plot is trending upwards that means that the scatter plot must show a positive linear relation. Do you agree? Why or why not?