Please write down the OVB formula. STATA output is generated. Linear regression: lwage = ?0 + ?1 educ + v

. reg lwage educ Source SS df MS Number of obs 1, 230 F(1, 1228) 236 .62 Model 69 . 9901106 1 69. 9901106 Prob > F = 0 . 0000 Residual 363 .229151 1, 228 . 295789211 R-squared 0. 1616 Adj R-squared = 0. 1609 Total 433 .219262 1, 229 . 352497365 Root MSE = . 54387 1wage Coef. Std. Err. t P> t [95% Conf. Interval] educ . 1013613 . 0065894 15.38 0. 000 . 0884336 . 114289 cons 1 . 092319 . 0872969 12.51 0. 000 . 9210517 1. 263587 Write down the OVB formula