Scatter Plots: Describing Association & Spotting Outliers (Grade 8)
Free printable Grade 8 statistics worksheet: construct and interpret scatter plots of bivariate data, describe association and clustering, and identify outliers.
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Grade 8 · Math worksheet
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Scatter Plots: Describing Association & Spotting Outliers
Construct or interpret each scatter plot. Describe its association or clustering, and identify any outlier that does not follow the pattern.
- 1.Plot the paired data, then classify the association: (2, 16), (4, 24), (6, 32), (8, 40), (10, 48).
Plot each ordered pair on the grid. - a) Positive association
- b) Negative association
- c) No association
- 2.The scatter plot compares hours studied with test score. Classify its association.
- a) Positive association
- b) Negative association
- c) No association
- 3.Plot the paired data, then classify the association: (2, 32), (3, 28), (4, 24), (5, 20), (6, 16).
Plot each ordered pair on the grid. - a) Positive association
- b) Negative association
- c) No association
- 4.The scatter plot compares outside temperature with cups of hot chocolate sold. Classify its association.
- a) Positive association
- b) Negative association
- c) No association
- 5.The scatter plot compares shoe size with test score. Classify its association.
- a) Positive association
- b) Negative association
- c) No association
- 6.How many distinct clusters of points appear in this scatter plot?
- a) One cluster
- b) Two clusters
- c) No clusters
- 7.Scatter plot 1: most points follow one linear pattern. Which ordered pair is the outlier?
- 8.Scatter plot 2: most points follow one linear pattern. Which ordered pair is the outlier?
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