Identifying and Analyzing Outliers in Dot Plots

🎯 Identify and Analyze Outliers with Dot Plots – 7th Grade Statistics Worksheet

Help students build essential data analysis skills with this interactive 7th-grade worksheet focused on outlier identification and analysis using dot plots. Through four real-world data scenarios, students will explore how extreme values impact the mean and interpret their effects on a data set.

📘 Worksheet Overview:

With situations like books read in a month, weekly study hours, and commute times, students are asked to:

• Identify outliers in a dot plot
• Calculate the mean including and excluding the outlier(s)
• Analyze how outliers affect the interpretation of the data

Each question requires critical thinking and statistical reasoning, connecting visual data with mathematical calculations.

🧠 Skills Covered:

• Reading and analyzing dot plots
• Identifying and interpreting outliers
• Calculating mean values with and without outliers
• Understanding how outliers affect measures of center

📏 Standards Alignment:

• CCSS.MATH.CONTENT.7.SP.B.3 – Assess the effect of outliers on measures of center and variability using visual data representations.

🔧 Key Features:

• Real-world contexts students can relate to
• Randomized data ensures every student gets a unique set of problems
• Auto-graded for immediate feedback and efficient classroom use
• Ideal for practice, review, or mini-assessments in statistics and data interpretation