**A researcher obtained to following multiple-regression equation **

20. A researcher obtained to following multiple-regression equation using two predictor variables: Y=0.5X1+4.5X2+9.6. given that SSy=210, the SP value for X1 and Y is 40 and the SP value for X2 and Y is 9, find R2 the percentage of variance accounted for by the equation.

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20. A researcher obtained to following multiple-regression equation using two predictor variables: Y=0.5X1+4.5X2+9.6. given that SSy=210, the SP value for X1 and Y is 40 and the SP value for X2 and Y is 9, find R2 the percentage of variance accounted for by the equation.

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**CUVIE PLUS | FUME EXTRA VAPE | CUVIE AIR | FUME INFINITY VAPE | MORE XXL | HQD **