In the first part of this piece I pointed out why it can be difficult to validate TAR using control set metrics. When the overall proportion of responsive documents is very low, it becomes increasingly burdensome to randomly...more
At some point eDiscovery practitioners seem to have tacitly agreed that sample sizes for TAR validation testing should generally be taken using a 95% confidence level (CL) and, usually, a 2% to 5% confidence interval (CI)....more