P-value Calculator

Please provide any one value below to compute p-value from z-score or vice versa for a normal distribution.

Z-score

P-value (x<Z, left tail)

P-value (x>Z, right tail)

P-value (0 to Z or Z to 0, from center)

P-value (-Z<x<Z, between)

P-value (x<-Z or x>Z, two tails)