For the data set

(a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y.
(b) Given that x̄ = 3.6667, sx = 2.4221, y-bar = 3.9333, sy = 1.8239, and r = -0.9477, determine the least-squares regression line.
(c) Graph the least-squares regression line on the scatter diagram drawn in part (a).

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