Things You'll Need. 1  Data sheets. 2  Statistics calculator. 3  Write out the hypothesis your data is supposed to support or disprove.  Organize your 1  data. Calculate the probability of achieving these results by chance.  Look up critical values for the number of trials and type of test in a statistics table. Compare this number to the value you got in Step 3. If your statistic is higher than the statistic in the table, the finding is statistically significant. If not, the finding is statistically insignificant.
Definition: 1. A two-point score by the defense that occurs when one of its players tackles an opponent in possession of the ball in his own end zone. 2. A defensive player who lines up in the secondary between, but generally deeper than the cornerbacks. Examples: 1. A safety is one of the rarest ways of scoring during a game of football. 2. A safety is usually a teams last line of defense.
Definition of American football. : an American game that is played between two teams of 11 players each and in which the ball is moved forward by running or passing.