For a two-factor study with two levels of factor A, 2 levels of factor B, and a separate sample of n = 10 participants in each treatment condition, what is dfwithin treatments?
A) ?9
B) ?18
C) ?36
D) ?39
C
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In a study of the effects of ice cream on mood, the mood after ice cream exposure can be described as __________.
A. the dependent variable B. the independent variable C. a correlational variable D. a confounding variable
Marcella has applied for a job, and as part of the process of getting hired she must take a test that examines her outgoingness and general levels of friendliness. Marcella's test was most likely created by a __________ psychologist.
A. clinical B. developmental C. personality D. cognitive
While reading a picture book together, 3-year-old Susannah and her mother discuss the book. In response to her mother's question about who can be a pirate, Susannah replies, "Girls cannot be pirates. Only boys." Her mother is most likely to respond by
A) explaining to Susannah that both boys and girls can be pirates. B) refraining from labeling gender when it is unnecessary. C) affirming her daughter's assertion and allowing her to gender stereotype. D) substituting gendered references for generic expressions.
What purpose do researchers believe is served by neonates' extended periods of REM sleep?
a. It assists the neonate in reducing stress. b. It helps neonates gain weight faster. c. It stimulates brain development. d. It promotes calm behavior.