Dr. Noor-E-Medina Suraiya Jesmin

• . Questionnaire Validity and Reliability: A Review with Practical Guidelines

Authors: 

Dalowar Hossan, Bert Wolfs, Noor -E-Medina Suraiya Jesmin, Milos Petkovic

 | Year: 2025 | Journal: Journal of Entrepreneurship, Business and Economics Volume 13(1), June 2025

When it comes to producing meaningful and trustworthy research, ensuring validity and reliability is absolutely essential, no matter which methodology is used. This article brings together practical advice on how to design and assess questionnaires effectively for both quantitative and qualitative studies. It highlights the value of relying on well-established scales with proven reliability, running pilot tests to perfect the instruments, and consulting subject-matter experts to make sure the questions truly reflect the concepts being measured. In quantitative research, it is especially important to check internal consistency and apply statistical techniques to test how well the scales perform, aiming for results that are both solid and broadly applicable. On the qualitative side, being transparent about the research process and staying reflective as a researcher are key to building trust and reducing bias. The article also encourages blending methods when appropriate, as this can provide richer data and help confirm findings through triangulation. Ultimately, a thoughtfully designed questionnaire, tested and validated properly, can significantly improve the strength, credibility, and overall value of research across various fields.

• . Sexual Violence and Torture in Armed Conflict: A Comparative Analysis Through the Lens of Feminist Legal Theory

• . Implementing Precautionary Principle to Response Causation in Climate Change Litigation

Authors: 

 | Year: 2023 | Journal: Indian Journal Of International Law, Vol 63 No.1 &2

• . Women and Law