1
2
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Facebook Users: (in millions)
100
200
300
400
500
Equation: y = 100x + 0
r = 1
Data shows that the users have been going up the same rate over the past five years, it is a positive correlation. It it important to be able to analyze regression because if you couldn't you wouldn't be able to understand a lot of information. If you couldn't understand how to analyze it you also wouldn't be able to make any data of your own. We use it in everyday life. In real life situations usually the slope is something like how much more money you will get per year and such.
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