Math

Z-Score Calculator

Scored 85 with a mean of 70 and SD of 10? That is z = 1.5, the 93.32nd percentile. Get z-scores, tail probabilities or the value for any percentile.

get/api/calc/z-score-calculator

Request

  • Base URL: https://calcbright.com
  • URL: https://calcbright.com/api/calc/z-score-calculator
  • Auth: none declared

Query parameters

mode'z' | 'x' | 'p'

Calculate

xnumber

Raw score (x)

pctnumber

Percentile (%) Share of values below x

meannumber

Mean (μ)

sdnumber

Standard deviation (σ)

znumber

z-score

Response

Calculation result

okboolean
toolstring
namestring
urlstring

Open this link to see the full calculation

inputsobject
summarystring

Plain-text answer

detailsstring
resultobject
errorsobject

Changes

No recorded changes to this operation across all 1 revision of this API.