The t test is a two-tailed test because the tail of the distribution on each side of the mean is analyzed. For many laboratory measurements or clinical trials, one would want a two tailed test because the value or the outcome could be either above or below the mean.
Al Gore, in full Albert Arnold Gore, Jr. (born March 31, 1948, Washington, D.C., U.S.), 45th vice president of the United States (1993â2001) in the Democratic administration of President Bill Clinton.
Al Gore presidential campaign, 2000. The 2000 presidential campaign of Al Gore, the 45th Vice President of the United States under President Bill Clinton, began when he announced his candidacy for the presidency of the United States in Carthage, Tennessee on June 16, 1999. Gore became the Democratic nominee for the 2000 presidential election on August 17, 2000.