A teacher believes that students in his class that are from lower income areas are not as intelligent as students from higher income areas
As a result, he inadvertently provides them with less challenging work and does not demand the same level of performance. Over time, these students begin to show a decline in their test scores across a variety of subject matters. This illustrates what phenomenon?
a. ingroup-favoritism
b. self-fulfilling prophecy
c. outgroup homogeneity effect
d. old-fashioned racism
Answer: B
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Which group of grandparents tends to be more involved with their grandchildren?
A. Caucasian B. Asian American C. Hispanic D. African American
A sample has a mean of M = 39.5 and a standard deviation of s = 4.3, and produces a t statistic of t = 2.14 . For a two-tailed hypothesis test with ? = .05, what is the correct statistical decision for this sample?
a. The researcher can reject the null hypothesis with ? = .05 but not with ? = .01. b. The researcher can reject the null hypothesis with either ? = .05 or ? = .01. c. The researcher must fail to reject the null hypothesis with either ? = .05 or ? = .01. d. It is impossible to make a decision about H0 without more information.
Consider the following syllogism: If it's a robin then it is a bird. It is a bird. Therefore, it is a robin. In the example above, "Therefore, it is a robin" is a _________________ of a _________________ syllogism.
A. premise; categorical B. conclusion; categorical C. premise; conditional D. conclusion; conditional
Theory development in observational or archival research
a. should be more formal and deductive than other research b. is to be avoided in favor of gathering data and generating hypotheses c. should be done before the data are collected d. None of these are true.