The sampling distribution for an independent-samples t test is a distribution of the differences between _____.
A. sample and a population mean
B. a population mean and the means of the two groups in our study
C. the means of the two groups in our study
D. the population means for the two groups in our study
Ans: C
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In the context of Maslow's hierarchy of needs, identify a true statement about belongingness and love needs
a. Maslow equated love with sex. b. These needs fall under the category of metaneeds. c. These needs can only be gratified through an intimate relationship with a lover. d. Maslow recognized that sex is one way of expressing the love need.
Catherine has wanted to lose weight for several years. Last week she read the recent literature about obesity and health risks and decided she better get going. Today she went to the market and bought only healthy foods and then she made herself her favorite dinner of fried chicken, biscuits and gravy, knowing she would not be eating these things in the future. According to the Transtheoretical model of behavior change, Catherine is in the ____________ stage.
A. precontemplation B. contemplation C. preparation D. termination
Who is the cognitive psychologist best known for his work on studying the search for information in short-term memory?
a. Sperling b. Sternberg c. Donders d. Triesman
Which element is part of the APA ethical guidelines?
a. no payment for participation b. informed consent c. competent data analysis d. anonymity