Methods and apparatus related to determining a likelihood that a task is completed. One or more task completion entities with which the user can interact to complete the task may be determined. One or more activity data indicators may be determined for a given entity of the task completion entities. The activity data indictors are indicative of the user performing the action through interaction with the given entity. User activity data may be received and compared with the activity data indicators to determine one or more matching activity data indicators of the activity data indicators that match the user activity data. A likelihood that the task is completed may be determined based on the matching activity data indicators.