A track coach wants to test the effectiveness of a new training program for distance runners. he selects his two fastest runners and, using a coin flip, randomly chooses one to participate in the new program. the other will continue with the standard training regimen. he then picks the next two fastest runners and randomly assigns one to each program. he repeats this process with all his runners, choosing the two fastest remaining each time. he then compares race times within each group of two runners. what is the name for this kind of experimental design?

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Yasmine Hurst

6 September, 12:45

A track coach wants to test the effectiveness of a new training program for distance runners. he selects his two fastest runners and, using a coin flip, randomly chooses one to participate in the new program. the other will continue with the standard training regimen. he then picks the next two fastest runners and randomly assigns one to each program. he repeats this process with all his runners, choosing the two fastest remaining each time. he then compares race times within each group of two runners. what is the name for this kind of experimental design?

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Camryn · Answer 1

Answer: Matched pairs design Explanation: 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.