1 .		Ten people state that they have a headache at 2:00 P.M. and are given aspirin. At 5:00 P.M. they are asked if they have a headache. They all report they do not. The conclusion that aspirin relieves headache is based upon which type of research design?
2 .		Which of the following is required of a good research design?
3 .		Pretesting a subject may
4 .		The simple randomized subjects design uses
5 .		A Factorial Design allows for what types of effects that an After Only design does not.
6 .		An interaction effect refers to the influence that
7 .		With regard to factorial designs, which of the following is an advantage?
8 .		A repeated measures or within subjects design does a poor job of controlling for
9 .		The primary criterion for selection of a research design is
10 .		A factorial design based on a mixed model refers to a combination of a _________ design and a _________ design.
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