⭐Help your AP Biology students master the chi-square test with this step-by-step practice resource! ✅This worksheet includes: ✔ Student-friendly tutorial on how to set up and solve chi-square problems ✔ Five scaffolded practice problems covering genetics, Hardy-Weinberg, animal behavior, and experimental design ✔ Complete teacher answer key with worked-out solutions in plain English ✔ Video lesson included for extra support (perfect for flipped classroom or review) ✔ 10 teacher tips w