Do you want to determine the power of your statistical test? Enter the necessary parameters, and our Advanced Statistical Power Calculator will help you calculate the power of your test.
Advanced Statistical Power Calculator
Calculate sample size with precision and advanced features
Results
Required Sample Size (Group 1)
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Required Sample Size (Group 2)
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Total Sample Size
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Effect Size
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Advanced Statistical Power Calculator Tablular Information
Part | Description |
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Sample Size | The number of observations or participants in your study. |
Effect Size | The expected difference between the groups or conditions you are comparing. |
Significance Level (α) | The probability of rejecting the null hypothesis when it is true, typically set at 0.05. |
Power (1-β) | The probability of correctly rejecting the null hypothesis when it is false. |
Formula |
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Purpose | Helps you calculate the statistical power of your test, ensuring that your study has a high likelihood of detecting a true effect. |