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's Nobel Patrol. Fans of Al Gore are a passionate lot. Take, for example, Stephen Cohen, a 68-year New York City old medical writer who first encountered Gore 20 years ago when the then-svelte senator from Tennessee made an unsuccessful run for the Democratic presidential nomination. It was love at first sight.