Question: Consider the four points (10, 10), (20, 50), (40, 20), and (50, 80). The least squares line is = 7.0 + 1.1x. Explain what

Consider the four points (10, 10), (20, 50), (40, 20), and (50, 80). The least squares line is = 7.0 + 1.1x. Explain what "least squares" means, using these data as a specific example.

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