Z-Test Calculator
Z-Test Formula
Z = (x̄ - μ) / (σ/√n)
Where:
x̄ = Sample mean
μ = Population mean
σ = Population standard deviation
n = Sample size
Z = (x̄ - μ) / (σ/√n)
Where:
x̄ = Sample mean
μ = Population mean
σ = Population standard deviation
n = Sample size