Meta-analysis, power analysis, and the Null-hypothesis significance-test procedure.Joseph S. Rossi -1998 -Behavioral and Brain Sciences 21 (2):216-217.detailsChow's defense of the null-hypothesis significance- test procedure is thoughtful and compelling in many respects. Nevertheless, techniques such as meta-analysis, power analysis, effect size estimation, and confidence intervals can be useful supplements to NHSTP in furthering the cumulative nature of behavioral research, as illustrated by the history of research on the spontaneous recovery of verbal learning.