Correlation as SEC - TAN

Drag points A, B, C, D, and E around. Observe how the standardized points move in response. The two LSRL y=f(x) and x=g(y) for these standardized points form and angle shown below. The correlation coefficient is equal to the difference in the sec of this angle and the tan of this angle.

 

Steve Phelps

 
Resource Type
Activity
Tags
ggb  maine 
Target Group (Age)
19+
Language
English (United States)
 
 
GeoGebra version
4.2
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