Final answer:
The purpose of a crime scene sketch is to create a simplified representation of a crime scene that clearly shows the positions and relationships of objects, which may not include every detail for clarity.
Step-by-step explanation:
The basic purpose behind creating a crime scene sketch is not necessarily to create a drawing of the scene that is accurate in every detail, which makes the statement false. The main goal of a crime scene sketch is to create a clear and simplified representation of a crime scene, showing the positions and relationships of objects and features within that space. Detailed accuracy in terms of exact dimensions and locations is critical, which is why a scale drawing often accompanies a crime scene sketch. However, similar to how geologists or architects might sketch with an emphasis on important details, a crime scene sketch may abstract away less important details to clarify the scene for investigation and court presentations.