Operational definitions are instrumental in determining the exact process by which research data should be collected and processed. Because operational definitions outline how data will be measured, ...

1. Why do you need an operational definition when you already have a perfectly good conceptual definition? In your conceptual definitions you explain what your constructs are by showing how they ...

Objectives Various definitions for concussion have been proposed, each having its strengths and weaknesses. We reviewed and compared current definitions and identified criteria necessary for an ...