How to get this covariance matrix answer? Do part e with information from top picture.

( c ) 15 points ) Given the following Covariance Matrix for Least Squares Estimates Covariance Matrix for Least Squares Estimates Bio By Biz 4. 11 - 0. 22 0.02 401}01 10) -0. 12 -01.0.02 0.01 0.0.02 0.0.02 -0.0.02 0.00.3 Find 95% interval estimates for ( 1) The marginal effect of education on wages ( 1 1) The marginal effect of experience on wages when EXPER = 41. 125 points ) Consider the following regression model . WAGE = B + BEDU' + BEXPER + BEXPER + Hi where WAGE is the monthly wage measured by thousand dollars , EDUC is the edu Cation measured by years, and {` PEK is the experience measured by years