Income Distribution & Percentile Lab

Calculate weighted sample percentiles, income distribution, Gini coefficient and sample rank from a local CSV.

Sample and survey distributions

Income distribution CSV (income, optional weight)Optional threshold for sample percentile rank

CSV columns: income,weight. Weight is optional and must be positive. Percentiles describe your sample, not a national population without a representative dataset.

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Analysis results

Interpretation: The weighted percentile and Gini calculations depend entirely on your CSV sampling method. For country-level conclusions, use a documented representative survey and cite sampling weights.

Calculation runs locally. Source and dates must accompany any published conclusion. Neither these tools nor Worlds Daily provide personalized investment advice.