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Bivariate Data: Scatter Plots and Trend Lines

8th Grade · Math · Open Global Math

8 lessons

Goal

Construct scatter plots, identify linear and nonlinear patterns, fit informal trend lines, and interpret slope and intercepts.

8 lessons
0 of 8 done
  1. Constructing and Interpreting Scatter Plots for Bivariate Quantitative DataUp next
  2. Identifying Direction and Strength in Linear AssociationsNot started yet
  3. Identifying Non-Linear Patterns in Scatter PlotsNot started yet
  4. Detecting Clusters and Outliers in Bivariate DataNot started yet
  5. Informally Fitting a Trend Line to Scatter Plot DataYou are here
  6. Writing the Linear Equation of a Trend LineNot started yet
  7. Interpreting Slope and y-Intercept in Real-World ContextNot started yet
  8. Making Predictions Using Linear Models: Interpolation and ExtrapolationNot started yet
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Learning standards covered

GlobalOGM.9.SP.3Open Global Math Standards 2026™ · 8th Grade

Construct and interpret scatter plots for bivariate measurement data; identify associations (positive, negative, linear, nonlinear, clusters, outliers); informally fit trend lines and interpret the slope and intercept in context.