Statistics and Probability · Data and Probability

Bivariate Data and Scatter Plots

Investigating relationships between two numerical variables and identifying correlations.

Key Questions

  1. 1Does a strong correlation between two variables always imply that one causes the other?
  2. 2How do outliers affect the line of best fit in a scatter plot?
  3. 3What can the direction of a scatter plot tell us about the relationship between variables?

ACARA Content Descriptions

AC9M9ST03
Year: Year 9
Subject: Mathematics
Unit: Statistics and Probability
Period: Data and Probability

Suggested Methodologies

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