Accuracy & Precision Data Analysis & Graphing Activity Bring accuracy and precision to life with this engaging, real-world chemistry activity! Students step into the role of quality control scientists at a soda company, analyzing real data from three different machines to determine which one is the most reliable. Along the way, they calculate mean, range, and percent error, design graphs, and practice error analysis—all while applying NGSS-aligned science and math skills. This hands-on data anal