Sample size calculation: single mean
![](https://www.medcalc.org/manual/images/sample-size-single-mean.png)
How to calculate the required sample size for the comparison of a sample mean with a given value. The sample size takes into account the required significance level and power of the test
How to calculate the required sample size for the comparison of a sample mean with a given value. The sample size takes into account the required significance level and power of the test
![](https://image1.slideserve.com/1515821/power-and-sample-size-single-population-mean-m-1-l.jpg)
PPT - Power and Sample Size PowerPoint Presentation, free download
![](https://sphweb.bumc.bu.edu/otlt/mph-modules/bs/bs704_power/Power-Wordle.png)
Power and Sample Size Determination
Solved: How to determine sample size for known defect size? - JMP
![](https://d26tpo4cm8sb6k.cloudfront.net/img/sample-size/sample-size-1.png)
Sample Size Calculator
![](https://images.ctfassets.net/083zfbgkrzxz/3HoPBljoHOtybxZyel8izw/8564a8773f81ea097c949f2cfd0b2245/statsig_AB_sample_size_calculator.png)
Calculating Sample Sizes for A/B Tests
![](https://www.openepi.com/SampleSize/Screens/SSCohortOut.gif)
OpenEpi:Sample Size for X-Sectional,Cohort,and Clinical Trials
![](https://www.qualtrics.com/m/assets/wp-content/uploads/2024/02/cochrans-sample-formula-en-768x512.webp)
How to Determine Sample Size - Qualtrics
![](https://www.researchgate.net/publication/328023411/figure/fig1/AS:677271589367810@1538485538173/The-main-page-for-the-web-based-sample-size-calculator.png)
The main page for the web-based sample size calculator.
![](https://www.medcalc.org/manual/images/samplesize-ci-singlemean.png)
Sample size: Confidence Interval for a single mean