List three examples of potential threats to internal validity. What will be an ideal ...

(any three of the following)
History, Maturation, Testing, Instrumentation, Statistical regression, Selection, Attrition, Interaction, Compensatory equalization of treatments, Compensatory rivalry, Resentful demoralization of respondents receiving less desirable treatments

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F

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(any five of the following)
How much time do you have? What financial resources are available? How many participants can be included in the evaluation? Are you more interested in qualitative or quantitative data? Do you have data analysis skills or access to computers and statistical consultants? In what ways can validity be increased? Is it important to be able to generalize your findings? Are the stakeholders concerned with validity and reliability? Can you randomize participants into experimental and control groups? Do you have access to a comparison group?

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TRUE

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F