The total number of sessions during the specified period that have duration up to specified value but not less than value specified by "previous" selector in the group.
For example,
The session is a time interval during which the user has not interrupted interaction with the application. For mobile apps, the session starts with the launch and stops when the application has spent more than 30 seconds in the background. For web apps, the session starts with page view and stops when more than 30 minutes have passed since the last view.
SD* – Flow metric
SD CA* – Current Attribution metric
SD LT* – LifeTime metric
SD AT* – Attribution Time metric
The total number of sessions during the specified period that have duration up to specified value but not less than value specified by "previous" selector in the group.
For example,
The session is a time interval during which the user has not interrupted interaction with the application. For mobile apps, the session starts with the launch and stops when the application has spent more than 30 seconds in the background. For web apps, the session starts with page view and stops when more than 30 minutes have passed since the last view.
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