What is a problematic aspect of using a subject variable as the independent variable in an experiment?
A) Subject variables are inherent to the individual subject of the experiment
B) Subject variables are randomly assigned in experimental design
C) Subject variables may systematically related to other subject variables
D) Subject variables vary from situation to situation
C
Psychology
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An example of the instrumentation threat to internal validity is
a) Questions in the survey are periodically reworded. b) Standardized tests are used. c) The experimenter leaves the room during the test. d) Assessments use both multiple choice and true/false questions.
Psychology
Breast cancer is the leading cause of cancer deaths among U.S. women
Indicate whether the statement is true or false
Psychology