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MATH

P-value Calculator

Solve P-value with a transparent method.

Choose a probability directionConvert between a standard-normal Z statistic and one- or two-tailed probability.
8 options
P-VALUE0.04999565

Two-sided P-value: Converts between Z statistics and left-tail, right-tail, center, bounded, or two-sided standard-normal probabilities.

Z statistic
1.96
Left-tail probability
0.97500217
Right-tail probability
0.02499783
Area from center to Z
0.47500217
Central probability
0.95000435
Two-sided probability
0.04999565
Estimate based on the values shown
Formula checkedConverts between Z statistics and left-tail, right-tail, center, bounded, or two-sided standard-normal probabilities.