Question

1. You conduct a within-subjects paired t-test. Your degree of freedom is 29. How many TOTAL participants did you have in your experiment?

a. 28

b. 62

c. 30

d. 60

2. One advantage of using a repeated measure paired t-test versus a between-measures paired t-test is that you would need:

a. more participants

b. fewer participants

c. more simple calcuations

d. fewer nominal variables

3. When performing a one-sample t-test, you have  ____ mean(s) and _____ standard deviation(s). (1, 2, 3, or 4)

Answer 1

answer)

1)

Degrees of freedom is given by sample size - 1

So, sample size -1 = 29

Sample.size = 29 + 1

Sample size = 30

3)

Answer)

When performing a one-sample t-test, you have 1 mean and 1 standard deviation.