Before the overtime rule in a football league was​ changed, among overtime​ games, were won by the team that won the coin toss at the beginning of overtime. Using a significance​ level, use the sign test to test the claim that the coin toss is fair in the sense that neither team has an advantage by winning it. Does the coin toss appear to be​ fair? Determine the null and alternative hypotheses.
​: p
equals
0.5
​: p
not equals
0.5
​(Type integers or decimals. Do not​ round.)
The test statistic is
nothing.