📦 GOMS model
= a specialized 👤 Human processor model that describes a user’s cognitive structure on four components
Components
- Goals = what user wants to do
- Operators = atomic action
- Methods = sequences of operators
- Selection rules = when user uses which method
👍 Pros
- model complex tasks
👎 Cons
- can’t predict completion times → ⌨️ Keystroke-Level Model