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1. mteresadeb- mteresadeb- Public

   Senior Research Analyst & Data Analyst | Brazil

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2. survey-qc-automation survey-qc-automation Public

   Automated quality control pipeline for survey field data — 18 checks covering interviewer behavior, response patterns, and data consistency, built in Python

   Jupyter Notebook 1

3. audience-segmentation audience-segmentation Public

   Psychometric segmentation of consumer behavior data using K-Means clustering — radar chart, PCA map, and reusable pipeline in Python

   Jupyter Notebook 1

4. public-opinion-eda public-opinion-eda Public

   Exploratory analysis of institutional trust survey data — ITI index, polarization analysis, regional heatmap, and distribution charts in Python

   Jupyter Notebook 1

5. pnadc-analysis pnadc-analysis Public

   Survey-weighted analysis of Brazil's labor market using PNAD Contínua microdata — descriptive stats, weighted estimates, and regression models in R

   Jupyter Notebook 1