An effect size can represent:
A) the magnitude of the difference between treatment and control groups
B) the strength of association between factors in a correlational study
C) both a and b
D) neither a nor b
C) both a and b
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The ____ approach studies how our genes, hormones, and nervous system interact with the environment to influence a variety of mental processes and behaviors.
A. biological B. cognitive C. behavioral D. psychoanalytic
A common characteristic of serial killers is:
A. a traumatic childhood event B. being an only child C. college-educated D. close relationships with a few friends
Why is research on language comprehension easier to conduct than research on language production?
a. Language comprehension occurs more frequently than language production. b. Language comprehension can be studied with participants of all ages, whereas language production can only be studied in older children and adults. c. Language comprehension is more overt, whereas language production is more covert. d. It is easier to manipulate a variable that can influence language comprehension than it is to manipulate a variable that can influence language production.
Seven-year-old Hannah can arrange 10 buttons in order from smallest to largest. Her understanding of which of the following concepts allows her to accomplish this?
conservation transitive inference seriation abstract reasoning