The assignment discusses the different approaches to organisational decision making in Thomas Cook. It highlights three approaches: rational, descriptive, and behavioral. The rational approach involves using numerical and mathematical analysis tools to identify problems and select the best plan. The descriptive approach focuses on understanding people's behavior and framing hypotheses based on that. The behavioral approach emphasizes providing relevant information to employees about their company's objectives and working together to achieve targets. Additionally, the assignment assesses management approaches to risk and uncertainty in decision making, including statistical decision theory. Finally, it evaluates the effectiveness of organisational decisions in Thomas Cook by emphasizing evaluating threats, accessing opportunities, and prioritizing risks.