PINE LIBRARY
Updated

chi2Inv

674
Library "chi2Inv"

chi2Inv(p, n)
  Returns the inverse cumulative distribution function (icdf) of the chi-square distribution with degrees of freedom nu, evaluated at the probability values in p. Goldstein approximation
  Parameters:
    p: float, probability
    n: float, degress of freedom source.
  Returns: float.
Release Notes
v2
The V1 release was returning low quality output, this one matches the desired result as measured against Microsoft Excels functions CHISQ.INV and CHISQ.INV.RT
Updated:
chi2Inv(pin, deg, tail)
  Returns the inverse of the right-tailed or left-tailed probability of the chi-squared distribution.
  Parameters:
    pin: float, probability
    deg: float, degress of freedom.
    tail: string, tail, either "r" for right or "l" for left
  Returns: float.

Disclaimer

The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.