Z Test Statistics Calculation | Z Test Calculation | Samples Z Test Calculation

Z Test Calculator

An online Z test calculation and formulas.

Left Tailed P Value Right Tailed P Value
Two Tailed P Value Two Tailed Confidence Level
Z Score Population Mean
Population SD All the above

    Z Test Statistics | Z Score Formulas

    • Z Test Statistics Value = (X-µ) / σ
    • Where,
    • X = Standardized Random Variable
    • µ = Population Mean
    • σ = Population Standard Deviation