Resources
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CATrendAnalyzer
Cochran-Armitage trend test calculator for analyzing dose-response relationships and ordinal categorical data trends.
https://catrendanalyzer.mudasiribrahim.com
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CalcuStats Lite
Sample size calculator using Taro Yamane formula, Cochran's formula, and other statistical formulas with proportional allocation for survey research.
https://calcustats.lite.mudasiribrahim.com
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Systematic Sampling Calculator
Calculate sampling interval (k) for systematic random sampling with precision and confidence level options.
https://systematic.sampling.mudasiribrahim.com