What type of samples in two-sample tests have more statistical power?
A. Different samples
B. Independent samples
C. Homoscedasticity samples
D. Matched/paired/correlated samples
Ans: D. Matched/paired/correlated samples
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All but which of the following have been put forth as criticisms of Piaget's theory?
a. He observed far too many children to be able to draw any reasonable conclusions. b. He underestimated abilities of younger children. c. Development is variable from child to child and does not always progress identically. d. He did not take cultural differences into account. e. He failed to account for changes in cognitive development that occur across different stages.
In your psychology textbook, Discovering Psychology boxes invite you to relate psychology to your own life, while the Human Diversity boxes encourage students to think about the rich variability of the human experience. Thus, these features aid which step in the SQ4R method?
a. reflect b. question c. survey d. sequential cognition
The use of the case study method:
a. allows an investigator to make causal inferences about behavior. b. may lead to serendipitous findings that are the source of new and interesting testable hypotheses. c. yields data that are easily applicable to people in general. d. allows an investigator to control systematically and account for the variables under his or her scrutiny.
Which is a use for reflective writing?
a. Learning about yourself b. Solving problems c. Getting organized d. All of the above