✨Help your students master one of the most challenging AP Biology skills: analyzing data with Standard Error of the Mean (SEM) and confidence intervals. This resource provides 4 real-world AP-style FRQs with scaffolded practice, a student-friendly self-checklist, and a teacher answer key—plus a step-by-step video lesson to break down graphing, error bars, and data interpretation. ✅What’s Included: Video Lesson: Walks students through SEM, confidence intervals, and graphing 4 AP Biology F