Practice Validity Of Research Questions And Study Design (5.3) - Empirical Research Methods in HCI
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Validity of Research Questions and Study Design

Practice - Validity of Research Questions and Study Design

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define internal validity.

💡 Hint: Focus on cause and effect.

Question 2 Easy

What is external validity?

💡 Hint: Think about generalization beyond the study.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the focus of internal validity?

The accuracy of the study's findings
The application of findings to real-world settings
The process of collecting data

💡 Hint: Think about what internal validity assesses.

Question 2

True or False: External validity can be enhanced by using a representative sample.

True
False

💡 Hint: Consider the impact of sample characteristics.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A researcher conducts an experiment testing a new educational app. They find significant results but only tested on kids from one school. Discuss the impact on external validity.

💡 Hint: Think about what factors in the sample can affect results.

Challenge 2 Hard

In a usability study, participants are aware of being observed, potentially influencing their behavior. What threat to internal validity does this present, and how can it be addressed?

💡 Hint: Consider how participant awareness can skew behavior.

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Reference links

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