Sterr() returns the aggregated standard error (stdev/sqrt(n)) for a series of values represented by the expression iterated over a number of records as defined by a group by clause.
Syntax:
Sterr ([distinct] expr)
Return data type: numeric
Arguments:
| Argument | Description |
|---|---|
| expr | The expression or field containing the data to be measured. |
| distinct | If the word distinct occurs before the expression, all duplicates will be disregarded. |
Limitations:
Text values, NULL values and missing values are disregarded.
Examples and results:
Add the example script to your app and run it. To see the result, add the fields listed in the results column to a sheet in your app.
| Example | Result |
|---|---|
Sterr1: LOAD Type, Sterr(Value) as MySterr Resident Table1 Group By Type; |
In a table with the dimensions Type and MySterr, the results of the Sterr() calculation in the data load script are: Type MySterr Comparison 3.2674431 Observation 2.7968733 |