Statistics
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Relative Frequency
http://www.youtube.com/watch?v=bzvHqVB-40A
Two Way Tables
http://www.youtube.com/watch?v=TFzLXThqVNQ
Scatter Plots, Trend Lines, Interpolating, and Extrapolating Values
http://www.youtube.com/watch?v=zKFHQ7lp-co
Writing the Equation of a Trend Line
http://www.youtube.com/watch?v=ZmoT7nNYgBc
http://www.youtube.com/watch?v=LPFrV-QhQE4