In a Taste Test Comparing Popcorn Brands A, B, C

question 7

Multiple Choice

In a taste test comparing popcorn brands A, B, C and D, the experimenter decides to use complete counterbalancing. Assuming that one subject will be tested in each of the sequences used, how many people will be needed to complete the study?

• A)24
• B)48
• C)12
• D)4

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