Are you ready for the Psychological Investigations Paper at AS? Need help preparing for the Approaches Paper at A2? Endorsed by OCR for use with the OCR A Level Psychology specification, our Psychology and specification experts guide you through the key concepts for units G541 and G544. Part 1 prepares you for the Psychological Investigations AS unit. Part 2 builds on this to prepare you for the practical project design and synoptic questions in the A2 exam. Inside you'll find support for: - approaches, perspectives, and research methods for AS - descriptive statistics for AS - issues and debates for A2 - interpretation of inferential statistics for A2. Throughout the book there are links to the separately available Psychology AS for OCR and Psychology A2 for OCR: Applied Options books, containing the support and detail to help you work towards top marks.