PSY200 Research Methods In Psychology A Exam Questions and Answers 100% Pass
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Course
PSY200
Institution
PSY200
PSY200 Research Methods In
Psychology A Exam Questions and
Answers 100% Pass
Validity - The degree to which the test, or instrument, measures what it
is supposed to measure
Reliability - The consistency, or repeatability, of a measure
External Validity - Do the results apply to the broader po...
Testing - ✔✔Changes due to the effects of previous testing (Happens
during repeated measures testing)
Instrumentation - ✔✔Any changes to the calibration of the measuring
instrument over the course of the study
A threat to internal validity when there are inconsistencies in data collection
Regression to the Mean - ✔✔The tendency for extreme values of a variable
to fall closer to the group mean when retested.
Selection Bias - ✔✔Any factor that creates groups that are not equal at the
start of the study. A result of improper or non-random selection
Attrition - ✔✔Loss of participants during a study
Diffusion of Treatement - ✔✔Changes in participants behaviour due to
information they obtained about conditions
Sequence Effects - ✔✔Effects on performance in one condition due to
experience with previous conditions
Subject Effects - ✔✔Participants try to understand the study to know what
they "should do" to help the study
Demand Characteristics - ✔✔Participants respond to subtle cues about
what is expected
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