RangeKurtosis - script and chart function

RangeKurtosis() returns the value that corresponds to the kurtosis of a range of numbers.

Syntax:  

RangeKurtosis(first_expr[, Expression])

Return data type: numeric

Arguments:  

The arguments of this function may contain inter-record functions which in themselves return a list of values.

Argument Description
first_expr The expression or field containing the data to be measured.
Expression Optional expressions or fields containing the range of data to be measured.

Limitations:  

If no numeric value is found, NULL is returned.

Examples and results:  

Examples Results
RangeKurtosis (1,2,4,7) Returns -0.28571428571429