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10 cards from this deck
Process of fitting a straight line to data
yyy-intercept
Slope
Visual method using ruler to draw line balancing data points
b=y2βy1x2βx1b = \frac{y_2 - y_1}{x_2 - x_1}b=x2ββx1βy2ββy1ββ
Vertical distance between data point and fitted line
When data point lies above the line
Sum of squared residuals
b=rsysxb = r \frac{s_y}{s_x}b=rsxβsyββ
a=yΛβbxΛa = \bar{y} - b\bar{x}a=yΛββbxΛ
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