Validity is __________
a. the accuracy of a measure to evaluate what it is supposed to measure.
b. the consistency of a measure to produce similar results on different occasions.
c. the degree to which other researchers can believe in the results.
d. A and B
A
Political Science
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When a change in the dependent variable could be due to the researcher's hypothesis or the participant's hypothesis, __________ is a threat to internal validity
a. diffusion of treatments b. instrumentation c. placebo effect d. demand characteristics
Political Science
A correlation coefficient of .40 in a measure is generally seen as reliable
Indicate whether the statement is true or false
Political Science