Linear Algebra and Its Applications · Problem 3.3.24

Orthogonality — Gilbert Strang

Mathematics · least-squares-straight-line

Problem

Find the best straight-line fit to the following measurements, and sketch your solution: y=2 at t=−1,y=0 at t=0,y = 2 \text{ at } t = -1, \quad y = 0 \text{ at } t = 0, y=−3 at t=1,y=−5 at t=2.y = -3 \text{ at } t = 1, \quad y = -5 \text{ at } t = 2.

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