. After the football team once again lost a game to the
college’s arch rival, the alumni association conducted a survey to
see if alumni were in favor of firing the coach. An SRS of 100
alumni from the population of all living alumni was taken.
Sixty-four of the alumni in the sample were in favor of firing the
coach. Let p represent the proportion of all living alumni who
favor firing the coach. Reference: Ref 8-4 The decision made from
testing the hypotheses H0: p = 0.50, Ha: p > 0.50 is that the
observed sample proportion is: not statistically significant and
the null hypothesis should be rejected. statistically significant
and the null hypothesis should be rejected. not statistically
significant and the null hypothesis should not be rejected.
statistically significant and the null hypothesis should not be
rejected.
