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Outline
A Geometry Teacher Meets the Correlation Coefficient
The Problem That Started it All
Correlation Fun Facts
Fun Fact About Regression Lines
Fun Facts About Z-Scores
A Simpler Problem
A Geometry Teacher Meets the Correlation Coefficient
Author:
Steve Phelps
Topic:
Correlation
,
Geometry
An investigation into the correlation coefficient and some unexpected conics
Table of Contents
The Problem That Started it All
The Original Problem
Correlation Fun Facts
The Correlation Coefficient as a Slope
Correlation as the Cosine of an Angle
Correlation as a Geometric Mean of Slopes
Correlation as the Mean of Rectangle Areas
Fun Fact About Regression Lines
Correlation and the Least Squares Regression Line
Finding Equations of LSRL: Old School
Fun Facts About Z-Scores
Z-Scores as Geometric Transformations
A Simpler Problem
Correlation of the Vertices of a Triangle
Guess the Equation
Next
The Original Problem
New Resources
အခြေခံ data အခေါ်အဝေါ်များ
Roll Dice
Golden Rectangles and Golden Spirals
Experiments with Transformations in the Plane
Flip 9 Coins
Discover Resources
Exact Trig Values with Given Angle
Pravac
LP_4
Rotate a square 2
Izvor, zvok, barve... 3
Discover Topics
Histogram
Geometric Distribution
Rational Numbers
Exponent
Function Graph
