Refreshed and updated PowerPoint resources aimed at assisting teachers with the delivery of the WJEC/Eduqas A-level Business specification. These slides are designed to support the delivery of the Component Two topic of decision tree analysis. They explain the types of decisions a business makes including strategic, tactical and operational and the importance of decision-making to a business. They examine how decision-making tools can be scientific or intuitive and explain the nature and purpose of decision tree analysis commenting on the benefits and limitations of the technique. They show how decision trees are constructed and how to interpret and evaluate the results. The slides contain the Quick Fire Five questions, an exam style calculation question with solution and also a practice essay (with suggested solutions).