Two methods of learning a statistics topic are being tested to determine if one

Question

Two methods of learning a statistics topic are being tested to determine if one leads to a better performance. The study includes: ten pairs of students, who have been paired (matched) according to academic ability and then randomly assigned to wither use: method A or method b. a 30-point quiz was given to measure performance

Which analysis should we use in this instance?

A. one-sample t: randomized comparative study

B. one sample t: observational comparative study

C. paired t: randomized matched pairs design

D. observational matched pairs design

*Please explain your choice, thanks.

Explanation / Answer

C. paired t: randomized matched pairs design

A matched pairs design is a special case of a randomized block design. It can be used when the experiment has only two treatment conditions; and subjects can be grouped into pairs, based on some blocking variable. Then, within each pair, subjects are randomly assigned to different treatments.

So,

C is correct

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