Stata - How to use the collapse command
5:13
Stata - Keep/Drop and Missing values
6:12
Collapsing Data in Stata
6:17
Stata - How to use gen(erate) & egen
8:28
Stata - How to use groups and loops
12:17
Stata - How to merge datasets
11:40
Tables in Stata with estout
26:51
ggplot for plots and graphs. An introduction to data visualization using R programming
17:25