OAS PA.D.1.1 (Oklahoma, 8th Grade): "Describe the impact of inserting or deleting a data point on the mean and median of a data set; create data displays using technology to examine this impact." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.
Data & Probability (D)PA.D.1 Display and interpret data in a variety of ways, including scatter plots and approximate lines of best fit. Use line of best fit and average rate of change to make predictions and draw conclusions.PA.D.1.1Describe the impact of inserting or deleting a data point on the mean and median of a data set; create data displays using technology to examine this impact.