The Stata Journal
Here it is in action with the auto data: . sysuse auto, clear. (1978 Automobile Data) . distinct. Observations total distinct make. 74. 74 price. 74. 74 mpg. 74.
Here it is in action with the auto data: . sysuse auto, clear. (1978 Automobile Data) . distinct. Observations total distinct make. 74. 74 price. 74. 74 mpg. 74.