One-group pretest-posttest design is used in the outcome evaluation of Juvenile Delinquency Program. However, someone argues that it may have testing bias. Could anyone explain what is testing bias?
One-group pretest-posttest design is used in the outcome evaluation of Juvenile Delinquency Program. However, someone argues that it may have testing bias. Could anyone explain what is testing bias?
11 September 2020
3 Replies, 39 Months ago
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