For instance, if you take an average of a 0,1 variable, the result is the proportion of 1s in the distribution. To illustrate dummy variables, consider the simple regression model for a posttest-only two-group randomized experiment.
President Barack Obama has already played nearly eight times as many rounds of golf during his presidency as President George W. Bush did throughout his eight years in office, according to noted presidential chronicler of all things numerical, CBS Newsâ Mark Knoller.
Knoller told Yahoo News that in his six years in office, Obama has played 186 rounds of golf so far. Bush, on the other hand, only played 24 rounds of golf. â[Bush] later explained his decision to stop in the fall of 2003 by saying he felt it was not appropriate to be seen golfing while American troops fought in Afghanistan and Iraq,â reports Yahoo News.