Before vs After Weighting: Gap Table & Comparison Chart
This lesson is part of the course
In this lesson
You turn the weighted interviews into weighted shares, measure the absolute gap to the population before and after weighting and chart population, sample and weighted shares side by side.
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Lessons in this course
- Sample vs Population: Comparing the Margins (Age, Gender, Region) Locked
- Cell Weighting: Post-Stratification on Age × Region Locked
- Raking by Iterative Proportional Fitting (IPF): Two Margins, Four Steps Locked
- Weight Trimming & Capping: Limits, Rescaling and Who Is Affected Locked
- Weighted Estimates with SUMPRODUCT vs Unweighted Results Locked
- Kish Effective Sample Size & Design Effect: Raked vs Trimmed Weights Locked
- Weighted Margin of Error: z, √deff and Subgroups Locked
- Before vs After Weighting: Gap Table & Comparison Chart Locked