function yo(HDR, newACoefIn) {
let yo =
meanOfLogNormal *
(0 +
Math.exp(
newACoefIn[0] +
newACoefIn[1] * Math.log(HDR / (1 - HDR)) +
newACoefIn[2] * (HDR - 0.5) * Math.log(HDR / (1 - HDR)) +
newACoefIn[3] * (HDR - 0.5) +
Math.pow(newACoefIn[4] * (HDR - 0.5), 2) +
Math.pow(newACoefIn[5] * (HDR - 0.5), 2) * Math.log(HDR / (1 - HDR)) +
Math.pow(newACoefIn[6] * (HDR - 0.5), 3) +
Math.pow(newACoefIn[7] * (HDR - 0.5), 3) * Math.log(HDR / (1 - HDR)) +
Math.pow(newACoefIn[8] * (HDR - 0.5), 4) +
Math.pow(newACoefIn[9] * (HDR - 0.5), 4) * Math.log(HDR / (1 - HDR)) +
Math.pow(newACoefIn[10] * (HDR - 0.5), 5) +
Math.pow(newACoefIn[11] * (HDR - 0.5), 5) *
Math.log(HDR / (1 - HDR)) +
Math.pow(newACoefIn[12] * (HDR - 0.5), 6) +
Math.pow(newACoefIn[13] * (HDR - 0.5), 6) *
Math.log(HDR / (1 - HDR)) +
Math.pow(newACoefIn[14] * (HDR - 0.5), 7) +
Math.pow(newACoefIn[15] * (HDR - 0.5), 7) * Math.log(HDR / (1 - HDR))
));
return yo;
}