Boston University

Sample Size Calculations (IACUC)

Boston University (BU) is committed to observing Federal policies and regulations and the Association for Assessment and Accreditation of Laboratory Animal Care (AAALAC) International standards for ...
Nature

Smaller sample sizes for phase II trials based on exact tests with actual error rates by trading-off their nominal levels of significance and power

Sample sizes for single-stage phase II clinical trials in the literature are often based on exact (binomial) tests with levels of significance (alpha (α) <5% and power >80%). This is because there is ...
MD&M East

Sterile Packaging: Sample Sizes and Statistics

Cover Story - Packaging Sterile Packaging: Sample Sizes and Statistics Determining appropriate sample sizes for operational qualifications can help manufacturers ensure sterility of medical device ...

How Many Samples Are Needed for Horse Racing Verification | Statistical Power, Effect Size, and Pre-study Sample Size Design

This article contains advertisements.Hello, this is the Horse Racing Command Headquarters.When comparing new models or ...
CU Boulder News & Events

Power Analyses and Sample Size Calculations for Research

Power analyses and sample size calculations are important parts of many research projects. Often, before data are even collected, it is necessary to calculate and justify the required sample size for ...