Ottoline Varga
Statistician, survey weighting and variance estimation, R and SAS
Rockville, MDottoline.varga@example.com(555) 402-7731
Summary
Statistician with an MS in Statistics and two years weighting state health surveys at a survey research firm. Built raking weights for 6 surveys that match census margins, produced variance estimates for 1,200 published tables with no errata, and cut a 5-hour weighting run to 35 minutes. GStat accredited.
Experience
Statistician I
Jun 2024 – Present
Seneca Creek Survey Research · Rockville, MD
- Developed raking weights in R for 6 state health surveys of 4,000 to 12,000 adults each, matching census margins within 0.5%.
- Delivered variance estimates with replicate weights in SUDAAN and Stata for 1,200 published tables, with 0 errata after release.
- Automated 40 SAS and SQL quality checks on incoming survey data, cutting cleaning time per wave from 3 weeks to 6 days.
- Reduced weighting runtime from 5 hours to 35 minutes by replacing a legacy SAS macro with the R survey package.
Statistical intern, then graduate assistant
May 2023 – May 2024
Seneca Creek Survey Research · Rockville, MD
- Built a sample-size calculator in R Shiny that sized 14 client survey samples at 80% power.
Education
Master of Science in Statistics
Aug 2022 – May 2024
Potomac Ridge University · College Park, MD
Bachelor of Science in Mathematics
Aug 2018 – May 2022
Potomac Ridge University · College Park, MD
Skills
- Software
- R, SAS, SQL, SUDAAN, Stata, Shiny
- Methods
- Survey weighting, Variance estimation, Survey sampling, Power analysis, Data quality, Statistics
Certifications
Graduate Statistician (GStat)
Jan 2025
American Statistical Association





