WorksheetFunction.Fisher method (Excel)
Returns the Fisher transformation at x. This transformation produces a function that is normally distributed rather than skewed. Use this function to perform hypothesis testing on the correlation coefficient.
Syntax
expression.Fisher (Arg1)
expression A variable that represents a WorksheetFunction object.
Parameters
| Name | Required/Optional | Data type | Description |
|---|---|---|---|
| Arg1 | Required | Double | x - a numeric value for which you want the transformation. |
Return value
Double
Remarks
If x is nonnumeric, Fisher returns the #VALUE! error value.
If x ≤ -1 or if x ≥ 1, Fisher returns the #NUM! error value.
The equation for the Fisher transformation is 
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