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Powerful Sample Size Options
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1000+ sample size and power calculation procedures
Integrate prior data
Use existing data in your sample size methods for Bayesian analysis such as credible intervals.
Intuitive Sample Size & Power Calculator
Calculate sample size and conduct a power analysis with a clean & easy to use interface
Created by sample size experts, nQuery boasts 100s of validated sample size tables & procedures, complete with an extensive list of features for sample size calculation and power analysis. This is why it is the #1 choice for researchers and Biostatisticians worldwide.
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