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.
By comparison, Bush played 24 rounds of golf through the first 34 months of his presidency, according to CBS News, but stopped in 2003 because he didnât want to be seen by the country as a leader who took the nation being at war lightly.