Correct option is C
External validity refers to the degree to which the findings of a research study can be generalized to other populations, settings, times, or conditions beyond the specific context of the study. If your goal is to apply the results of your research to a different population, achieving high external validity is essential.
This involves ensuring that the sample is representative of the target population, the research conditions mirror real-world scenarios, and the findings are not overly specific to the original study context. Techniques such as random sampling and replication studies help improve external validity.
Information Booster:
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External Validity: Ensures generalizability of research findings to broader populations or situations.
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Key Factors Affecting External Validity:
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Population Validity: Extent to which findings apply to other populations.
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Ecological Validity: Applicability of findings to real-world settings.
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Temporal Validity: Relevance of findings across different times.
3. Random sampling is critical for improving external validity.
4. Replication of studies in different contexts and with different populations helps verify external validity.
5. External validity contrasts with internal validity, which focuses on establishing causal relationships within the study context.