Which combination of factors is most likely to produce a significant value for an independent-measures t statistic?
a. Large samples and large variance c. Small samples and large variance
b. Large samples and small variance d. Small samples and small variance
B
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People with autism have smaller than average heads
a. True b. False Indicate whether the statement is true or false
Cacioppo and Petty (1981) recorded facial muscle activity of college students as they listened to a message with which they agreed or disagreed. The results of this study indicated that listening to a(n) ____ message increases activity in the ____
a. disagreeable? cheek muscles b. disagreeable? chin muscles c. agreeable? cheek muscles d. agreeable? muscles in the forehead and brow area
Freud's theory of personality has been criticized on a number of grounds, including:
A. it is too limited in scope B. its emphasis on psychological and social influences C. the difficulty in testing Freudian concepts D. its ability to interpret behavior
Thet test is a nonparametric test
Indicate whether the statement is true or false