Confidence Interval for Two Population Means (z-test) Calculator

Confidence Interval for Two Population Means (z-test) Calculator

Sample Mean 1 (x̄₁): Sample Size 1 (n₁): Population Standard Deviation 1 (σ₁): Sample Mean 2 (x̄₂): Sample Size 2 (n₂): Population Standard Deviation 2 (σ₂): Confidence Level (%): Decimal places for z-critical value: Decimal places for confidence interval: Calculate