# Statistics

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

• Statistics -

1,2,4

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