Manual Event (Session ID,DateTime,Event) = s7hqp4b3fa23hlo5b2nsdliotn 20240418124024 /communities/what-is-the-instrumental-change-effect-that-may-threaten-internal-validity/

Whether changing instruments during the program would affect the internal validity?

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Discussion thread: General

Jay Wong

11 May 2020

Whether changing instruments during the program would affect the internal validity?

Whether changing instruments during the program would affect the internal validity?

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Tanka Wong

13 May 2020

You are welcome. =)

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Jay Wong

13 May 2020

Thank you~~!

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Tanka Wong

13 May 2020

Yes, the changes in outcome may be caused by the different instruments or procedures used in the data collection. It is better to keep the consistency of the instruments throughout the data-collection process.

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