📊📦 MAD & Quartiles: Deep Focus — Data & Statistics Math Lesson
Lesson Plan + Differentiated Worksheets + Anchor Chart + Homework + Answer Key

Help students master MAD, quartiles, and IQR with this fully scaffolded, state-test style math lesson! Students learn how to calculate and interpret Mean Absolute Deviation (MAD), quartiles (Q1, Q2, Q3), and Interquartile Range (IQR) while comparing data sets and analyzing spread.

Perfect for Grades 6–8 Math, intervention groups, and special education classrooms.

📦 What’s Included:

✔️ Complete Lesson Plan

• Step-by-step MAD instruction
• Quartile and IQR modeling
• Teacher Look-Fors
• Guided questioning prompts
• Differentiation strategies
• Exit ticket and mastery checks

✔️ Differentiated Student Worksheets
Includes:

• Rising Stars versions ⭐
• Determined Dreamers versions 💪
• Guided examples
• Group work
• Independent practice
• Exit ticket
• Multiplication fluency warm-up

Students practice:

• Mean Absolute Deviation (MAD)
• Q1, Q2, Q3
• Interquartile Range (IQR)
• Comparing spread
• Interpreting data variability
• Outlier analysis
• State-test style reasoning

✔️ Anchor Chart Included
Student-friendly visual reference covering:

• 4-step MAD process
• 5-step quartile process
• IQR vs. range comparison
• Common mistakes and misconceptions
• Worked examples

✔️ Homework Included

• MAD practice
• Quartile and IQR problems
• Comparison questions
• Error analysis
• State-test style challenge problem

✔️ Teacher Answer Key Included

• Step-by-step worked solutions
• Fully completed deviation tables
• Quartile calculations
• Interpretation examples
• Error-analysis explanations

🎯 Skills Students Will Build:

• Calculating MAD step-by-step
• Finding quartiles and IQR
• Comparing data spread
• Understanding variability in data
• Identifying effects of outliers
• Explaining statistical reasoning
• Solving state-test style statistics problems

💡 Why Teachers Love This Resource:

• Strong scaffolds for SPED and ELL learners
• Clear visuals and structured routines
• Differentiated versions included
• Deep focus on common misconceptions
• Easy print-and-go setup
• Includes lesson plan, anchor chart, homework, and answer key

📦 Perfect For:

• Grades 6–8 Math
• Data & Statistics units
• Small-group instruction
• Test prep and intervention
• ICT and special education classrooms
• Independent practice and homework

✨ Help students move beyond basic statistics and toward understanding how data spread and variability tell a deeper story.

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