Help the athletic director to entertain the statement above, (assume α = .05, two-tailed).
a. Calculate the mean and standard deviation for the athletes.
b. State the null and alternative hypotheses (Ho and H1)
c. Make a decision about the null hypothesis.
- Calculate the degrees of freedom (df).
- Set alpha (α), identify the critical values (draw the distribution), and state a decision
rule.
- Calculate a statistic: t-test for one mean.
- Make a decision whether to reject the null hypothesis.
- Determine the level of significance.
d. Draw a conclusion from the analysis.
e. What are the implications of this analysis for the athletic director?