Which of the following statements are true about matched pairs analysis?

Question

I. In a matched pair analysis you use a single-sample procedure. The sample is made up of the difference between pairs of observations.

II. In a matched pairs analysis the two original samples are said to be dependent on each other.

III. In a matched pairs analysis each of the two original samples is analyzed separately before comparing their means.

IV. In a matched pairs analysis you start with two sets of observations on a single variable.



II and III only

III and IV only

I, II, and III only

I and II only

I, II, and IV only

I was thinking the last choice

Answer 1

1,2,4