Publications
Comparison of three post-tabular confidentiality approaches for survey weighted frequency tables.
Vetting differences between relational database definitions and actual data with SAS.
Source
(PDF)
Do-it-yourself CDISC! A case study of Westat's successful implementation of CDISC standards on a fixed budget.
Replicating published data tables to assess sensitivity in subsequent analyses and mapping.
Source
(PDF)
A bivariate hierarchical Bayesian model for estimating cropland cash rental rates at the county level.
Goodness-of-fit tests for distributions estimated from complex survey data.
Examining representation and identification: Over, under, or both? (Version 2.0).
Source
(PDF)
Further comparisons of unit- and area-level small area estimators.
Source
(PDF)
Is satisficing responsible for response order effects in rating scale question?.
Paradata and dashboards in PIAAC.
Qualitative research.
An approach to predict final yield among interim cases.
Evaluating nonresponse weighting adjustment for the Population-Based HIV Impact Assessments Surveys: On incorporating survey outcomes.
The effects of address coverage enhancement on estimates from a study using an ABS frame.
A review of statistical methods for generalizing from evaluations of educational interventions.
Trends in U.S. face-to-face household survey nonresponse and level of effort.
Mixed-mode surveys: Design, estimation and adjustment methods.
Practical tools for designing and weighting survey samples, 2nd edition.
Survey weights: A step-by-step guide to calculation.
Model-assisted calibration of non-probability sample survey data using adaptive LASSO.
Source
(PDF)
Sampling to minimize nonresponse bias.
Optimizing response rates.
Separating science knowledge from religious belief: Two approaches for reducing the effect of identity on survey responses.
Teacher perceptions of a new performance evaluation system and their influence on practice: A within- and between-level analysis.
The impact of question and scale characteristics on scale direction effects.
Validating user-submitted data files with Base SAS.
Source
(PDF)
Using preferred applicant random assignment (PARA) to reduce randomization bias in randomized trials of discretionary programs.
Pilot surveys to improve monitoring of marine recreational fisheries in Hawaii.
Why independent surveys with the same objective yield different estimates.
Source
(PDF)
Developing nonresponse weighting adjustments for population-based HIV impact assessments surveys in three African countries.
Source
(PDF)
Model-assisted survey estimation with modern prediction techniques.
Adjustments to student weights to account for student nonresponse in the National Assessment of Educational Progress.
Client List
Centers for Disease Control and Prevention
Centers for Medicare & Medicaid Services
Substance Abuse and Mental Health Services Administration
The National Institutes of Health
AAA Foundation for Traffic Safety
The Johns Hopkins University
University of Maryland Baltimore Campus
University of Denver
U.S. Department of Veterans Affairs
U.S. Department of Transportation
U.S. Department of Justice
U.S. Department of Health and Human Services
U.S. Department of Education
U.S. Department of Agriculture
Toyota
The Verizon Foundation
Texas Education Agency
Baltimore Metropolitan Council
Teach for America
Social Security Administration
SiriusXM
Robert Wood Johnson Foundation
Organization for Economic Cooperation and Development
NYC Mayor’s Office for Economic Opportunity
National Science Foundation
Michigan Department of Health and Human Services
Maryland Cancer Registry
Internal Revenue Service
Georgia Department of Transportation
DC Public Schools
ClearWay Minnesota
Chicago Metropolitan Agency for Planning
University of Michigan
