Correlation refers to the statistical measure of how two variables are related to each other. It indicates both the strength and direction of their relationship.
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Scatterplot: A scatterplot is a graph used to display the relationship between two quantitative variables.
Coefficient of Determination (R-squared): R-squared measures how well data points fit into a regression line, indicating how much variation in one variable can be explained by another.
Outliers: Outliers are extreme values that deviate significantly from other data points and can affect correlation results.