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PSYC 355 Exam 1 Latest 2026-2027/PSYC 355 Exam 1 Preparation/PSYC 355 Exam 1 Practice Exam With Complete 100 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+|Brand New Version!!
A testable prediction about the conditions under which an event will
occur is called:
a.a hypothesis.b.an operational definition.c.a theory.d.a construct. - ANSWER-a
The two things that every ________ study must have are control and random assignment.a.correlational b.self-report c.archival d.experimental - ANSWER-d
A researcher finds that there is a negative correlation between height and
extroversion. That means that: 1 / 4
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a.the taller a person, the more extroverted he or she is.b.short people are more likely to be extroverted than tall people.c.the more extroverted a person, the taller he or she is likely to be.d.there is no relationship between the two variables. - ANSWER-b
Experimental control is established by manipulating all the:
a.dependent variables.b.experimental variables.c.variables.d.independent variables. - ANSWER-d
An organized set of principles used to explain observed phenomena is
called:
a.a hypothesis.b.a theory.c.a construct.d.an operational definition. - ANSWER-b
A researcher reports that the findings of her study are statistically significant at the .05 level. What does that mean?a.The odds are 5 out of 100 that the findings are true.b.The finding must be significant.c.There is a 95 percent chance that the findings are true. 2 / 4
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d.The findings must be true. - ANSWER-c
The most serious drawback to the correlation method is that it does not
imply:
a.measurement.b.a relationship.c.causation.d.accuracy. - ANSWER-c
To select a random sample, a researcher should:
a.make sure that every member of the population as an equal chance of being chosen.b.pick a random number of participants to represent the population.c.select those who seem to typify the "average" member of the population.d.reject those who seem to be totally unrepresentative of the population and randomly choose among the others. - ANSWER-a
The extent to which manipulations in an experiment measure what they
are supposed to be measuring is called:
a.experimental realism.b.reliability.c.external validity. 3 / 4
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d.construct validity. - ANSWER-d
A researcher wants to compare the performance of thirty males and thirty females on spatial and verbal tasks. A way for the researcher to
achieve random assignment would be:
a.to randomly assign fifteen males to the verbal task and fifteen males to the spatial task. Then, do the same for the females.b.to randomly assign one gender to the verbal task and the other gender to the spatial task.c.to randomly assign thirty of the total group to the verbal task and the other thirty to the spatial task.d.to allow the participants to assign themselves on a "first come, first choice" basis to the two tasks. - ANSWER-a
Meta-analysis is a way to:
a.sum up statistically all the studies done on a topic.b.report the interactional effects of a study.c.calculate the internal and external validities of a study.d.analyze the expectancy effects of a study. - ANSWER-a
Which of the following qualifies as an experiment?a.A graduate student surveys people at a mall about their exercise habits.b.A researcher searches old town records to see if there is a relationship between high school GPA's and subsequent alumni donations.
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