Slide 1Class 18 – Thursday, Nov. 11 Omitted Variables Bias Specially Constructed Explanatory Variables –Interactions –Squared Terms for Curvature –Dummy variables…

Slide 1 Sensitivity Analysis for Observational Comparative Effectiveness Research Prepared for: Agency for Healthcare Research and Quality (AHRQ) www.ahrq.gov Slide 2 This…

Slide 1 Lecture 26 Omitted Variable Bias formula revisited Specially constructed variables –Interaction variables –Polynomial terms for curvature –Dummy variables for…

Slide 1 Lecture 24: Thurs., April 8th Slide 2 Inference for Multiple Regression Types of inferences: Confidence intervals/hypothesis tests for regression coefficients Confidence…

Slide 1 Adult Vaccination Update Walter W. Williams, M.D., M.P.H. Medical Epidemiologist, NCIRD National Adult and Influenza Immunization Summit Provider Work Group Teleconference…

Advanced topics in study design III: Methods to improve study accuracy and precision of estimates John Witte Overview Validity and Precision Bias Confounding Selection Bias…

Does Media Concentration Lead to Biased Coverage? Evidence from Movie Reviews Stefano DellaVigna, UC Berkeley and NBER Alec Kennedy, San Francisco Fed Moscow Media Conference…

Eduardo Bergel’s Controlled Clinical Trial Simulator (CTS) Beta Version 0.21 Used by Dave Sackett (Oct ‘04) Trout Research & Education Center at Irish Lake, Canada…

Lecture 26 Omitted Variable Bias formula revisited Specially constructed variables Interaction variables Polynomial terms for curvature Dummy variables for categorical variables…

The Police Officer’s Dilemma: Using Ethnicity to Disambiguate Potentially Threatening Individuals Joshua Correll, Bernadette Park, and Charles M. Judd University of Colorado…