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September 21, 2025
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GLOBAL PUBLIC HEALTH SCHOLARS ALLIANCE
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Cross-sectional, Outcome: Categorical
Prevalence (%)
i
Enter expected prevalence
Absolute Error (%)
i
Error should not exceed 20% of prevalence
Population Size
i
Optional. Leave blank if unknown.
Design Effect
i
Defaults to 1 for simple random sampling
Non-response (%)
i
Enter 0 if not applicable
Calculate
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