The following information is obtained from a sample data set. n = 24, Ex = 108, E y = 1152, xy = 4222, x = 523 Find the estimated regression line. i ! +( i ! )x

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A: n=N=10, ∑x=250, ∑Y=300, ∑XY=7900, ∑X2=6500, ∑Y2=10000

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A: We know that the estimated regression line: y^ = a + bx

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Q: The following information is obtained from a sample data set. = 12, x = 42, y = 564, xy = 570, = 186…

A: