PSYB01H3 Study Guide - Final Guide: Type I And Type Ii Errors, Repeated Measures Design, Aromatherapy

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Please use this scenario to answer questions 1-5. A researcher compared the number of cavities of children who had used either. Toothpaste brand x or toothpaste brand y for a year. At the end of the year, as predicted, the researcher found that the children who had used brand x had significantly fewer cavities than the children who had used brand y. The difference was significant at the . 05 level. 12, 16, and 19 years old and, at the same time, studies marijuana use in another group of children when they are 16 and 19 years old. What research method is this an example of: sequential, panel study, longitudinal, cross-sectional, you are designing a study to examine the effects of aromatherapy on mood. You decide that you want three different conditions, each of which exposes your participants to a different essential oil (lavender, jasmine, and myrhh).

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