Sample Size Calculator
Sample Size Calculator Population Size: Total number of people in your target group Confidence Level: 90% (Z-score: 1.645)95% (Z-score: 1.96)99% (Z-score: 2.576) How confident you want to be in your results Margin of Error (%): Acceptable range of error (typically 3-5%) Expected Proportion (%): Expected percentage of response (50% if unknown) Calculate Reset Required Sample … Read more