Example 1
The amount of time spent studying and your grade point average.
Example 2
Shoe size and the number of pairs of shoes one owns.
Example 3
Frankie and Lucy are planning on selling a new iPhone app. This is a scatter plot estimation of how many apps they can sell at different prices. A line of best fit is drawn in for you.
Example 4
What kind of correlation is shown in this graph (positive, negative, or no correlation)?
Example 5
If Frankie and Lucy price the application at $2.50, how many can they expect to sell, and how much money would they get from the sales?
Example 6
If they price the application at $3.00, how many can they expect to sell, and how much money would they get from the sales?