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10 questions from this quiz
Linear regression
The slope (how steep the line is)
Different people draw different lines
Vertical distance from point to line
When point sits above regression line
They would sum to zero if not squared
The association must be linear
b=rsysxb = \frac{rs_y}{s_x}b=sxrsy
a=yˉ−bxˉa = \bar{y} - b\bar{x}a=yˉ−bxˉ
Height
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