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Linear Regression

Tags
PAS
Cegep/2
Word count
71 words
Reading time
1 minute

Line that best describes a scatter plot with linear trend
Valid when dependent variable is quantitative and independent variable is either quantitative or binary

True linear regression equation:

y=β0+β1x

Estimated linear regression equation:

y^=b0+b1x

Can only estimate the dependent variable in the range

Significance != efficiency

[!abstract] Residual
Difference between y predicted by linear regression and observed y

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