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.
In reality, Sharpton told viewers, Obama has taken 92 days of vacation since he was sworn in. How many did President (George W.) Bush take by the same point in his presidency? Three hundred and sixty seven.