Jean Yoon July 11, 2012 Research Design. Outline Causality and study design Quasi-experimental methods for observational studies –Sample selection –Differences-in-differences.
Heat Physics 313 Professor Lee Carkner Lecture 9.
Jean Yoon December 15, 2010 Research Design. Outline Causality and study design Quasi-experimental methods for observational studies –Covariate matching.
Teaching CLD/CLDE Students to Solve Word Problems in Math Charlotte Tyler and James Walker July 19, 2010 SED: 513 Bilingual Special Education.
