# Class: SummaryStatisticsCalculationActivity
_An activity that calculates summary statistics for an ontology_
URI: [summary_statistics:SummaryStatisticsCalculationActivity](https://w3id.org/oaklib/summary_statistics.SummaryStatisticsCalculationActivity)
```{mermaid}
classDiagram
class SummaryStatisticsCalculationActivity
SummaryStatisticsCalculationActivity : acted_on_behalf_of
SummaryStatisticsCalculationActivity --> Agent : acted_on_behalf_of
SummaryStatisticsCalculationActivity : ended_at_time
SummaryStatisticsCalculationActivity : started_at_time
SummaryStatisticsCalculationActivity : was_associated_with
SummaryStatisticsCalculationActivity --> Agent : was_associated_with
```
## Slots
| Name | Cardinality and Range | Description | Inheritance |
| --- | --- | --- | --- |
| [started_at_time](started_at_time.md) | 0..1
[Datetime](Datetime.md) | the time at which the activity started | direct |
| [ended_at_time](ended_at_time.md) | 0..1
[Datetime](Datetime.md) | the time at which the activity ended | direct |
| [was_associated_with](was_associated_with.md) | 0..1
[Agent](Agent.md) | the agent that was associated with the activity | direct |
| [acted_on_behalf_of](acted_on_behalf_of.md) | 0..1
[Agent](Agent.md) | the agent that the activity acted on behalf of | direct |
## Usages
| used by | used in | type | used |
| --- | --- | --- | --- |
| [SummaryStatisticsReport](SummaryStatisticsReport.md) | [was_generated_by](was_generated_by.md) | range | [SummaryStatisticsCalculationActivity](SummaryStatisticsCalculationActivity.md) |
| [GroupedStatistics](GroupedStatistics.md) | [was_generated_by](was_generated_by.md) | range | [SummaryStatisticsCalculationActivity](SummaryStatisticsCalculationActivity.md) |
| [UngroupedStatistics](UngroupedStatistics.md) | [was_generated_by](was_generated_by.md) | range | [SummaryStatisticsCalculationActivity](SummaryStatisticsCalculationActivity.md) |
## Identifier and Mapping Information
### Schema Source
* from schema: https://w3id.org/oak/summary_statistics
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | summary_statistics:SummaryStatisticsCalculationActivity |
| native | summary_statistics:SummaryStatisticsCalculationActivity |
## LinkML Source
### Direct
```yaml
name: SummaryStatisticsCalculationActivity
description: An activity that calculates summary statistics for an ontology
from_schema: https://w3id.org/oak/summary_statistics
attributes:
started_at_time:
name: started_at_time
description: the time at which the activity started
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:startedAtTime
domain_of:
- SummaryStatisticsCalculationActivity
range: datetime
ended_at_time:
name: ended_at_time
description: the time at which the activity ended
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:endedAtTime
domain_of:
- SummaryStatisticsCalculationActivity
range: datetime
was_associated_with:
name: was_associated_with
description: the agent that was associated with the activity
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:wasAssociatedWith
domain_of:
- SummaryStatisticsCalculationActivity
range: Agent
acted_on_behalf_of:
name: acted_on_behalf_of
description: the agent that the activity acted on behalf of
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:actedOnBehalfOf
domain_of:
- SummaryStatisticsCalculationActivity
range: Agent
```
### Induced
```yaml
name: SummaryStatisticsCalculationActivity
description: An activity that calculates summary statistics for an ontology
from_schema: https://w3id.org/oak/summary_statistics
attributes:
started_at_time:
name: started_at_time
description: the time at which the activity started
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:startedAtTime
alias: started_at_time
owner: SummaryStatisticsCalculationActivity
domain_of:
- SummaryStatisticsCalculationActivity
range: datetime
ended_at_time:
name: ended_at_time
description: the time at which the activity ended
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:endedAtTime
alias: ended_at_time
owner: SummaryStatisticsCalculationActivity
domain_of:
- SummaryStatisticsCalculationActivity
range: datetime
was_associated_with:
name: was_associated_with
description: the agent that was associated with the activity
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:wasAssociatedWith
alias: was_associated_with
owner: SummaryStatisticsCalculationActivity
domain_of:
- SummaryStatisticsCalculationActivity
range: Agent
acted_on_behalf_of:
name: acted_on_behalf_of
description: the agent that the activity acted on behalf of
from_schema: https://w3id.org/oak/summary_statistics
rank: 1000
slot_uri: prov:actedOnBehalfOf
alias: acted_on_behalf_of
owner: SummaryStatisticsCalculationActivity
domain_of:
- SummaryStatisticsCalculationActivity
range: Agent
```