Single group post-test and internal validity threats

Reference no: EM1322802

Single group post-test and internal validity threats.

Answer the question either by writing the design name or by describing the design using standard notation (X = program, O=observation, R= random assignment). For each design, please discuss all threats to internal validity.

1. Design: Single group post-test only

2. Internal validity threats

Reference no: EM1322802

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