General Mathematics · Unit 3 · Bivariate data analysis 1 · Identifying and describing associations between two numerical variables
Construct and use a scatterplot to identify the association between two numerical variables.
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Calculate the coefficient of determination, 𝑅2, from raw data using technology, and interpret it to assess the strength of a linear association in terms of the explained variation.
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Describe an association between two numerical variables in terms of direction (positive/negative), form (linear/non-linear) and strength (strong/moderate/weak).