A disadvantage of holding a variable constant is that it limits an experiment's external validity
a. True
b. False
Indicate whether the statement is true or false
True
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Answer the following statement(s) true (T) or false (F)
Hacking” cells is a way to change personality traits.
The locus coeruleus is located in the a. medulla
b. pons. c. midbrain. d. cerebellum.
For a cross-sequential design, researchers _____
a. study people in different age groups and follow them over time b. study people in different age groups at one time point c. follow one group of people over time d. spend a considerable amount of time with the people they want to study
An important first step when evaluating psychological research reported in the media is to
A. go to the original source in which the research was reported. B. determine whether the research was reported both online and in printed material (e.g., magazines). C. search the psychological research literature for related information. D. decide whether the report describes a survey or an experiment.