# 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.

Arguments

| 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:

Function examples

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

## Learn more

* [Kurtosis - chart function](https://help.qlik.com/en-US/cloud-services/Subsystems/Hub/Content/Sense_Hub/ChartFunctions/StatisticalAggregationFunctionsinCharts/kurtosis.htm)