![]() ![]() statsmodels is a Python module that provides functionality for conducting many statistical tests and analyses. If you do most of your work in Python, you could instead use the statsmodels package to perform the same calculation. We previously learned how to calculate sample size for a 2 independent t-test in R. Sample size calculations are usually required in ethics applications and grant proposals to justify the study. That is, they plan for a study using statistical power according to principles of hypothesis testing. Scientists often plan for studies by calculating how many subjects or units need to be tested in order to find an effect. ![]()
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