# Coefficient of Determination Calculator (simple to use)

The Coefficient of Determination, often called R Squared, is a metric that measures a model's goodness of fit, and the Correlation Coefficient (often called R) is the correlation between the two sets of values. This calculator will calculate both these metrics for two data lists.

The Coefficient of Determination, often called R Squared, is a metric that measures a model's goodness of fit, and the Correlation Coefficient (often called R) is the correlation between the two sets of values. This calculator will calculate both these metrics for two data lists.

The formula used for this calculator is:

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