For the t ratio, other things being equal, having 1 degree of freedom rather than 12 degrees of freedom makes it
a. more likely to reject Ho
b. less likely to reject Ho
c. impossible to reject Ho
d. none of these
b
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Because the ______ is simply the average of the scores, to calculate the mean, you simply need to add up all the scores and then divide by the number of scores.
A. mean B. median C. mode D. central tendency
When researchers do not try to publish negative findings because of how unlikely it is that such findigns will be published, the ______ occurs.
A. deductive reasoning B. citation bias C. negative contrast bias D. file drawer problem
Lev Vygotsky's sociocultural theory emphasizes that ___________ is(are) necessary for children to acquire the ways of thinking and behaving that make up a community's culture.
a. imprinting b. cooperative dialogues c. cognitive stimulation d. behavior modification
Mary wins her school's "field day dash" by running faster around the school's track than any other student in her grade. As the winner, she was given a ribbon with her name and the word "champion." Whenever Mary thinks of this ribbon, she wants to run again and become even faster. In this example, the ribbon is considered a
A. primary punisher. B. secondary punisher. C. primary reinforcer. D. secondary reinforcer.