Z-Score Calculator

Z-score

1.5

Percentile (share below x)
93.32%
Share above x
6.68%
Share within ±1.5 SD of the mean
86.64%
Distance from mean
15 above
Below x: 93.3%Above x: 6.7%
  • Below x93.3293.3%
  • Above x6.686.7%

Percentiles assume the data follow a normal distribution.

Open the full z-score calculator with the formula and FAQs at Calcs for Life