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.
Which President Played The Most Golf. Dwight D. Eisenhower played golf as a constant source of entertainment â more than 800 rounds to be exact while he was president from 1953 to 1961. As an athletic president, Eisenhower clearly had a passion for the game and served as an ambassador for the sport.