1. If the sample has n = 4 scores, then conduct a hypothesis test to evaluate the significance of the treatment effect. Use a two-tailed test with = .05.

a.What are your df?

b.State your decision rules.

c.What is t_obt?

d.Do you reject or fail to reject?

2. If the sample has n = 16 scores, then conduct a hypothesis test to evaluate the significance of the treatment. Use a two-tailed test with = .05.

a.What are your df?

b.State your decision rules.

c.What is t_obt?

d.Do you reject or fail to reject?

3. Describe how increasing the size of the sample affects the likelihood of rejecting the null hypothesis.