Indicate the answer choice that best completes the statement or answers the question.
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If results are statistically significant but have a small effect size, the results may
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lack practical significance.
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lack a cause-effect relationship. j j j
represent a negative relationship.
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represent a neutral relationship.
j j j j
In one study, introductory psychology students were fitted with electronically activated recorders so that researchers
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could sample their daily activities. The researchers were employing a scientific method known as
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naturalistic observation. jjj
the double-blind procedure.
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experimentation.
j
the case study. j j
Studies conducted in the late 1990s in which the researcher concluded that children who were administeredthe MMRvaccination
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developed autism were
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withheld from the public intentionally. j j j j
accurate. j
never published by academic journals. j j j j
discovered to be fraudulent.
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Seven members of a boys' club reported the following individual earnings from their sale of cookies: $2, $9,
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$8, $10, $4, $9, and $7. In this distribution of individual earnings the
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median is greater than the mean and greater than the mode.the
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median is less than the mean and less than the mode.
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the median is greater than the mean and less than the mode.
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the median is less than the mean and greater than the mode.
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Professor Valetta believes that identical twins have similar levels of intelligence largely because they sharecommon
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genes. His idea is best described as a(n)
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theory.
replication j
.
naturalistic observation. j
operational definition.
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The idea that "people's emotions and personal beliefs often override their acceptance of objective facts" is
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expressed in the dictionary definition of
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false news. j
post-truth. j
powerful examples. j
repetition. j
, Professor Terrance has conducted a study that examined the relationship between level of physical activity
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and academic performance among children. He is most likely to use
j j j to determine if a relationship j j j j j j j j j j j j
exists.
j
meta-analysis
preregistratio
j
n
a correlation coefficientexperimental
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research
j
The tendency to perceive order in random events often leads to overestimating the value of
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common sense.
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operational definitions. j
informed consent.
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the double-blind procedure.
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Dr. Carlson wants to conduct a research study that will examine the sexual behaviors of college students.
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Before she can begin data collection she must submit her research proposal to
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her institution's review board.
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the APA. j
the BPS.
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her department chair for review.
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Approximately what percentage of the cases represented by the normal curve fall between
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j j
standard deviations from the mean?
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34
68
95
d. 100 j
Unconscious gut feelings, or j j j , provide(s) a sharp contrast to explicit, conscious reasoning.
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theory
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chance-based explanation j
common sense
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naturalistic observation
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The explanatory power of a scientific theory is most closely linked to its capacity to generate testable
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assumptions.
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correlations.
predictions.
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variables.
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Several weeks after a political election, voters often exaggerate their ability to have predicted the election
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outcome. This best illustrates
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