'Recruit participants' presentation slideshows

Lawrence J. Appel, MD, MPH Professor of Medicine Welch Center for Prevention,

Use of the Internet to Recruit Study Participants: One Size Does Not Fit All (Beta-Version of Presentation). ORR Luncheon September 17, 2009. Lawrence J. Appel, MD, MPH Professor of Medicine Welch Center for Prevention, Epidemiology and Clinical Research Johns Hopkins University

470 views • 34 slides

Sample Size

NTR 629 - Week 4B. Sample Size. Sample Size. Sample Size = The number of elements in the obtained sample. When determining sample size, consider: Central Limit Theorem Importance of Precision and Reliability Power Analysis. 1. Central Limit Theorem (CLT).

605 views • 15 slides

Planning for SATE V

87 views • 8 slides

Food Scrap Recycling Program

223 views • 7 slides