Practice External Validity (5.3.2) - Empirical Research Methods in HCI
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External Validity

Practice - External Validity

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define external validity.

💡 Hint: Think about how findings apply beyond a single study.

Question 2 Easy

What is a primary threat to external validity?

💡 Hint: Consider how the recruited sample might differ from the target population.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is external validity?

A measure of internal consistency
The ability to apply findings beyond the study
The number of participants in a study

💡 Hint: Think about how results can relate to situations outside the original study.

Question 2

True or False: Selection bias is a major threat to external validity.

True
False

💡 Hint: Consider the importance of how our participants are selected.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider a study testing a new productivity app in one company. Discuss how you would evaluate external validity and what steps could be taken to enhance it.

💡 Hint: Think about various company types and user roles in productivity apps.

Challenge 2 Hard

Propose a research design for a new educational platform that enhances external validity by addressing the discussed threats.

💡 Hint: Consider who your typical users would be and where they interact with educational platforms.

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Reference links

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