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Cremeux Cremeux
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9 years ago
Unbeknownst to a school's testing staff, a young child serves as a participant in a psychological study during which she is administered an IQ test on three occasions. When she takes the same IQ test at her school two months later, her IQ has jumped from 110 to 125. What can we say about the IQ test?
A) The test was valid.
B) All IQ tests are meaningless.
C) The improved score is probably due to practice effects.
D) The external validity of the test has been compromised.
Textbook 
Research Methods: A Process of Inquiry

Research Methods: A Process of Inquiry


Edition: 8th
Authors:
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stylezstylez
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9 years ago
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Cremeux Author
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#2
9 years ago
Will mark your answer as best, thanks again.
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#3
9 years ago
My rule as a member here is to only answer if I know 100%, so I'm glad it worked!
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