Question: A sample regression equation is given by image = 100 + 0.5x. If x = 20, the predicted value of y is ________. A sample

A sample regression equation is given by image = 100 + 0.5x. If x = 20, the predicted value of y is ________. A sample regression equation is given by image = 100 + 0.5x. If x = 20, the predicted value of y is ________. 90 110 80 120

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