A matched-subjects study and an independent-measures study both produced a t statistic with df = 16. How many individuals participated in each study?
A) ?17 for matched-subjects and 17 for independent-measures
B) ?17 for matched-subjects and 18 for independent-measures
C) ?18 for matched-subjects and 18 for independent-measures
D) ?34 for matched-subjects and 18 for independent-measures
D
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Selman's stages of friendship are based upon children's
a. physical abilities, such as gross and fine motor skills. b. popularity with peers. c. levels of independence. d. perspective-taking skills.
Ricky will not pull Amber's hair, even though he wants to do so, because he is afraid that Amber will get him into trouble for doing this. According to Kohlberg, Ricky probably is in the _____ stage of moral development.
A) relativistic B) preconventional C) conventional D) prescriptive
Jason, while standing on the deck of a ship, is trying to memorize distant landmarks to the harbor entrance; he is trying to create a mental picture of all the names. He is using _____
A) an acoustic code B) prospective memory C) a visual code D) implicit memory
Memories of the events of 9/11 as well as Hurricane Katrina and the Asian tsunami of 2005 are likely to be examples of what type of memory?
a) semantic memory b) implicit memory c) flashbulb memory d) short-term memory