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

* 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:

Examples and results

| Example | Result |
| --- | --- |
| `RangeKurtosis<br>(1,2,4,7)` | Returns -0.28571428571429 |

## Learn more

* [Kurtosis - chart function](https://help.qlik.com/en-US/qlikview/September2026/Subsystems/Client/Content/QV_QlikView/ChartFunctions/StatisticalAggregationFunctionsinCharts/kurtosis.htm)