Learning Activity 9:SPCE 630 Activity 9 (Threats to Internal & External Validity) Updated A+ Score Solution
Match the scenario to the most likely threat to internal or external validity. Group of answer choices A school holiday interrupts the intervention, potentially impacting outcomes. History The research assistant uses different observation criteria across phases of the study. Instrumentation Results are based on an after-school program that may not apply to regular classroom settings. Setting generalization The study includes only students who already have high motivation, which might not represent other students. Selection bias Students naturally improve reading fluency over time, regardless of the intervention. Maturation Flag question: Question 2 Question 28 pts Match the definition to the correct term. Group of answer choicesEvents that occur during the experiment but that are not related to planned procedural changes that may influence the outcomes. History
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