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Table of contents
1.3. Describing Data with Numbers – Summary Statistics
3. The Sample Variance:
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4. The Sample Standard Deviation
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Analyzing the Relationship between Two Variables
Analyzing the Relationship between Two Variables
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1. Graphical Analysis: Scatterplots
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Interpreting the Scatterplot
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2. Measuring the Relationship: Correlation
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Properties of r:
Properties continued:
Examples:
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