**Date & Time:** Friday, January 31, 2014, 16:00-17:00.

**Venue:** Ramanujan Hall

**Speaker:** Krishna B. Athreya, Iowa State University

**Title:** Statistical estimation of mean w..r.t. infinite measure

**Abstract:** If *f* is an *L _{1}* function on an infinite measure space then its integral can be estimated using a regenerative sequence of random variable. This will be illustrated with simple symmetric random walk on the integers.