Two samples, each with n = 9 scores, produce an independent-measures t statistic of t = 2.00 . If the effect size is measured using r2, what is the value of r2?
a. 4/16
b. 4/20
c. 2/16
d. 2/18
B
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The analyst ____ broke with Freud over his claim that women feel inferior to men
a. ?Karen Horney b. ?Carl Jung c. ?Lou Andreas-Salome d. ?Alfred Adler e. ?Anna Freud
Axons from the lateral geniculate extend to which area of the cerebral cortex?
a. precentral gyrus b. postcentral gyrus c. prefrontal cortex d. occipital lobe
Which of the following is true according to empirical research?
a. There is a positive relationship between social class of the client and therapy outcome. b. There is a negative relationship between social class of the client and therapy outcome. c. There is virtually no relationship between social class of the client and therapy outcome. d. The relationship between social class of the client and therapy outcome has not yet been empirically studied.
Dr. Harem is studying the effects of drugs on memory. He gives his participants several
lists of nonsense words. After the participants study a list for five minutes, he measures their memory ability by asking them to write down all the nonsense words that they can recall in two minutes. Which of the following statements about this study is true? a. The independent variable is the number of words that subjects can recall. b. Dr. Harem's study has one control group and two experimental groups. c. The control group in this study is given lists of nonsense words to memorize. d. Dr. Harem has operationally defined the variable of memory ability. e. The experiment is confounded by the use of nonsense words.