3. You use a sample of Americans from the Panel Survey of Income Dynamics (PSID) to study how the survey participants' wages in 1996 (wage96) are related to their height in 1985 (height85). You estimate the following models, (1) wage96 (2) wage96 (3) (4) wage96 log(wage96) VARIABLES Height 85 (in inches) 0.31*** (0.082) Male 0.025*** (0.0034) 0.077*** (0.027) -0.28*** (0.022) -0.065** (0.026) Black Hispanic 0.35*** 0.43** (0.12) (0.21) -0.64 -5.34*** (0.98) (1.61) -3.61*** 19.30 (0.79) (13.00) -1.31 3.44 (0.95) (15.70) 0.07*** (0.024) -0.34* (0.19) -0.068 (0.24) -7.49 -13.00 (7.86) (13.40) Height 85 x Male Height 85 x Black Height85 x Hispanic Constant -6.98 (5.56) 0.70*** (0.22) Observations 6,713 6,713 R-squared 0.002 0.005 F-Stat 14.599.09 Root-MSE 27.678 27.639 Standard errors in parentheses *** p