Is this statement true about group factories and/or populations?

The statement is true. In SailPoint IdentityIQ, group factories are used to generate identity groups dynamically based on identity attribute values or configured grouping logic. A group factory defines the rule or attribute basis for grouping identities, but the actual creation or refresh of the resulting groups occurs when the appropriate task is executed. For example, a group factory might be configured to create groups by department, location, cost center, or business unit. When the task runs, IdentityIQ evaluates identities against the factory definition and creates or updates the corresponding groups.

This differs from populations, which are typically defined sets of identities used for targeting, filtering, reporting, or governance scoping. Group factories are more generation-oriented because they can produce multiple group objects from identity data. The task execution step is important because it materializes the groups so they can be used in IdentityIQ operations.

Therefore, new groups can be created as a result of executing a task tied to group factory processing. Reference topics: Identity Modeling — groups and populations, group factories, identity grouping, and task-driven group creation.