Dr. Adriana Pérez, Department of Bioinformatics and Biostatistics will present “Variance Estimation after Missing Data Imputation in Two of the Science Resources Statistics Surveys” on Friday, April 4 from 12 -12:50 PM in K- 4007. The Department of Bioinformatics and Biostatistics welcome all SPHIS students, faculty and staff to attend. This is a brown bag lunch presentation.