Quantitative Sample Size Calculator UX
Calcula el tamaño de muestra necesario para tu estudio de investigación UX
1. Select methodology
Elige la metodología de investigación que vas a utilizar
📚 Detailed Guides by Methodology
Learn more about each methodology with examples, benchmarks, and best practices
Finite Population Survey
For known populations < 100,000 users
Infinite Population Survey
For large populations > 100,000 users
A/B Testing Conversion
Optimize conversion rates with statistical significance
A/B Testing Time
Compare task times between versions
A/B Testing Continuous Metric
For custom metrics (clicks, views, scroll)
Quantitative Usability
Quantify usability problems (TSR, SUS)
Quantitative Card Sorting
Statistical analysis of groupings and mental models