## summarizeObservations() function

Summarizes a group of Observations into a single computed summary value, with the individual values preserved in `Observation.component.valueSampledData`.

**Signature:**

```typescript
export declare function summarizeObservations(observations: Observation[] | Bundle<Observation>, summaryCode: CodeableConcept, summarizeFn: StatsFn): Observation;
```

## Parameters

| Parameter     | Type                              | Description                                 |
|---------------|-----------------------------------|---------------------------------------------|
| observations  | Observation[] | Bundle<Observation> | The Observations to summarize.               |
| summaryCode   | CodeableConcept                   | The code for the summarized value.          |
| summarizeFn   | [StatsFn](/content/docs/sdk/core.statsfn) | Function to summarize the data points.      |

**Returns:**

Observation

- The summary Observation resource.