For 10 observations on price (x) and supply (y), the following data was obtained:
Σx = 130, Σy = 220, Σx^2 = 2288, Σy^2 = 5506 and Σxy = 3467.
What is the line of regression of y on x?
y = 0.91x + 8.74
y = 0.82x + 8.74
y = 0.82x + 7.02
y = 0.91x - 7.02
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