The marginal means is the means for each level of an independent variable in a(n) ______.
A. factorial design
B. between-subjects design
C. within-effects design
D. within-subjects design
Answer: A
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Which factor is a leading cause of death in elderly people?
A. auto accidents B. arthritis C. Alzheimer's disease D. stroke
One problem with the use of category rating scales is that
a. many respondents are confused by dichotomous formats. b. responses are sometimes influenced by the context in which objects are rated. c. rating scales must be at least 100 points in order to be meaningfully interpreted. d. category rating scale data do not have ordinal scale property.
Research on lying in romantic relationships suggests that ____
a. when it comes to issues like HIV status about which there prejudice, people are especially likely to lie b. on online dating services, people judged to be attractive are more likely to lie about their appearance than are persons judged as less attractive c. lying in romantic relationships tends to be reciprocal: if one partner lies, the other also lies d. there is no relationship between commitment to the relationship and likelihood of lying
Working memory is important when people are trying to solve an algebra "word problem" because
a. you need to keep the important parts of the problem in your mind while working on the problem. b. these problems usually involve objects that have different shapes and sizes, so it's naturally a difficult task. c. these problems do not use the phonological loop, so it's especially difficult to discover the solution. d. people often miss the obvious solution, and they therefore have to try again.