*It is mainly associated with the Pearson Product-Moment Correlation coefficient for bi-variate normal observations.
*It is mainly associated with the Pearson Product-Moment Correlation coefficient for bi-variate normal observations.
*In <math>FISHER(X)</math>, <math>x</math> is the number which ranges between -1 to +1.
*In <math>FISHER(X)</math>, <math>x</math> is the number which ranges between -1 to +1.
−
*The transformation is defined by : <math>z=\frac{1}{2} ln(1+\frac{x}{1-x})= arctanh(x)</math>, where <math>ln</math> is the natural logarithm function and <math>arctanh</math> is the Inverse Hyperbolic function.
+
*The transformation is defined by : <math>z=\frac{1}{2} ln(1+\frac{x}{1-x})= arctanh(x)</math>
+
where <math>ln</math> is the natural logarithm function and <math>arctanh</math> is the Inverse Hyperbolic function.
*This function will give the result as error when:
*This function will give the result as error when: