A medical researcher wants to determine how a new medication affects blood pressure. 150 ' A o E' E 140 o E ' ' E . g 130 . .0 o . . g '0 .0 o o 120 E I 79 9' 2 110 .9 *5 D. 100 50 100 150 200 250 300 350 Amount of medication (in mg) The regression equation for the plot above is l} = 140 + Ex: 0.43 X