An independent-groups t test:
a. compares sample means for two related groups.
b. compares sample means for two unrelated groups.
c. compares standard deviations for two unrelated groups.
d. compares sample means for three or more unrelated groups.
b
Psychology
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Give two reasons why people engage in self-defeating behavior even when they state that they really want to make a change. (2 points)
What will be an ideal response
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Children usually understand that they are either male or female by about age
a. 1. c. 4 or 5. b. 2 or 3. d. 6 or 7.
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