1. Interpret the output, and identify any issues with this model (e.g. OVB)

Here are the variable descriptions: 1. inle =1 if in labor force, 1975 2. hours hours worked, 1975 3. kidslth # kids Itl) (Intercept) -0.05896 0.15091 -0.391 0.696 sqrt(educ) 0.32372 0.04237 7.640 1.56e-13 *# # Signif. codes: 0 '* 0.001 .' 0.01 ' 0.95 .' 0.1 . ' 1 Residual standard error: 0.2763 on 409 degrees of freedom (342 observations deleted due to missingness) Multiple R-squared: 0.1249, Adjusted R-squared: 0.1227 F-statistic: 58.37 on 1 and 409 DF, p-value: 1.56e-13