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An experiment involves participants. From these, a group of participants is to be tested under a special condition.

An experiment involves participants. From these, a group of participants is to be tested under a special condition. How many groups of participants can be chosen, assuming that the order in which the participants are chosen is irrelevant?

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you need to combinate 19 participants in groups of 3 so you make a... View the full answer

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Suppose there are n participants and we need to form groups of K people out o... View the full answer

you need to combine 19 participants in groups of 3 so you make a combination:... View the full answer

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