Paired Sample t Test

Question 1

When is it used

Answer 1

Within subjects design
Only 2 conditions

Question 2

Parametric assumptions

Answer 2

DV is interval or ratio
IV categorical
Normal distribution
No outliers

Question 3

Finding normality

Answer 3

Find the difference between pre and post scores
Assess the normality of that difference

Question 4

Degrees of freedom

Answer 4

Number or participants - 1