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Empirical / Falsifiable / Replicable / Operationalisable
Spaced recall flashcards for scientific validity terms
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Evaluate whether claims are based on observation, testable, and falsifiable.
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Spaced recall flashcards for scientific validity terms
Introduction to scientific validity terms and Karl Popper's falsifiability
Not all claims are created equal. In science and academic research, a statement must be grounded in reality. This means it must be empirical—derived from direct observation or real-world experience, not just theory or logic. The word comes from the Greek empeiria, meaning "experience."
If a claim is empirical, it usually means it is also verifiable. A verifiable claim can be independently checked or demonstrated to be true by someone else using objective methods.
Visual metaphors for scientific validity terms
An 8-panel clean scientific educational infographic illustrating vocabulary. 1: 'Empirical' shows a scientist's hands ex…
Faded skill examples analyzing scientific claims
Let us analyze two statements to determine their scientific validity by checking if they can be tested. For Chain 1, consider the claim: 'Meditation reduces stress.' First, we identify measurable variables, such as daily meditation minutes and physiological stress markers like cortisol. Because we can collect real-world data to either verify or refute this claim, the statement is classified as . For Chain 2, consider the claim: 'Everything happens for a reason.' In this case, any outcome can be retrospectively assigned a hidden purpose, making it impossible to test. Since there is no conceivable experiment or observation that could ever prove this claim wrong, it is considered .
Match scientific validity terms to their precise definitions
Terms
Definitions
Contextual practice with scientific validity vocabulary
In any rigorous sociological study, theories must be based on evidence gathered through direct observation or field surveys rather than mere speculation. Furthermore, to ensure validity, a scientific hypothesis must be , meaning there must be a logical possibility that it can be proven false through an experiment. Abstract concepts like 'academic stress' or 'emotional intelligence' must be strictly into measurable variables before data collection can begin. When a psychology laboratory experiment is published, the methodology must be detailed enough so that the study is by other independent researchers. Ultimately, if a researcher's findings cannot be independently verified using the same methods, the study loses its scientific credibility in the academic community.
Critique a popular claim using scientific validity criteria
Goal: Apply scientific validity criteria to a real-world hypothesis.
Consider what 'faster' means and how you would measure 'classical music'.
Discuss the claim against at least three scientific criteria (e.g., falsifiable, empirical, operationalisable).
Explain specifically how you would measure 'plant growth' and 'classical music' to make it empirical.