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.
U.S. President Barack Obama drives a golf cart at the Army Navy Country Club in Fairfax, Virginia, U.S., July 16, 2016. Pres. Obama's summer vacation on Martha's Vineyard began in earnest Sunday as he hit the links for a round of golf - his 300th since taking office.