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.
After three years of serving on the U.S Senate, Obama entered the 2008 presidential election. He had gained national recognition for being an excellent speaker and was very popular. His biggest hurdle would be defeating former First Lady and New York Senator Hillary Clinton in the democratic primaries.