想问问h题怎么做……
h.Plot the regression relation between Age and ln(AHE) from (b), (c), and (d) for males with a high school diploma. Describe the similarities and differences between the estimated regression functions. Would your answer change if you plotted the regression function for females with college degrees?
这个怎么编写
dta 数据 在rar 里面

牛人能帮忙后面也看看就好了 谢谢