The geometric mean for Dr. Mohamed's investment equals 32.33455082%. "Dr Mohamed" bought 2 stocks at time zero for "PO" each; boughts of the same stock at time I for "Pl" each; bought 4 of the same stock at time 2 for "P2" cach; and finally sold her total portfolio at time 3 for "S3" each. Each stock receives a dividend D by the end of each period. Given the following information: R2-2R1 - 16% P2S11.53 S3-2PO - 52.425 R3150% ERi- 1439 Compute "PL O $15.5 O $ 18.5 $ 112 O $14,2 $ 128 $16.75