Learn about linear regression and trend lines in this Khan Academy review.

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Math: Pre-K - 8th grade; Pre-K through grade 2 (Khan Kids) Early math review; 2nd grade; 3rd grade; 4th grade; ... Linear algebra; See all Math; Test prep; Digital SAT. NEW. LSAT; MCAT; ... Introduction to residuals and least squares regression. Introduction to residuals. Calculating residual example.

Go beyond linear as you explore the concept of advanced regression. Advanced regression will introduce you to regression methods when there's a non-linear pattern of correlation between data.

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Go beyond linear as you explore the concept of advanced regression. Advanced regression will introduce you to regression methods when there's a non-linear pattern of correlation between data.