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 = 6.2, sx = 3.03315, y-bar = 2.04, sy = 0.461519, and r = 0.957241, 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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