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.
https://nyti.ms/2ok1MQ5. Advertisement. After years of criticizing former President Barack Obama for playing golf and going on private getaways, President Trump has already done more of both in his first 85 days than Mr. Obama, as well as former Presidents George W. Bush and Bill Clinton.