Bayesian Analysis of Interval Counts with Surrogate Data on the Latency Times D. B. Dunson 1,* , C. Holloman 2 , C. Calder 3 and L. Gunn 4 1 Biostatistics Branch, National Institute of Environmental Health Sciences MD A3-03, P.O. Box 12233 Research Triangle Park, NC 27709, U.S.A. 2 Statistics and Data Analysis Group Battelle Memorial Institute, Columbus, OH 3 Department of Statistics The Ohio State University, Columbus, OH 4 Institute of Statistics and Decision Sciences Duke University, Durham, NC ∗ dunson1@niehs.nih.gov 1