JAMA Clinical Reviews

Sample Size Calculation for a Hypothesis Test

Jul 2, 2020 · 12 min · 11.8 MB
0:00-12:06

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One of the most common causes for problems we see in manuscripts at JAMA is an inappropriately calculated study sample size. This seemingly mysterious process is explained by Lynne Stokes, PhD, professor of Statistical Science at Southern Methodist University in Dallas, Texas.