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1. The coefficient of determination, r, is the amount of variation in the observed values of the response variable that is explained by the regression line.

   About Coefficient of Determination:

   When forecasting the result of an event, the coefficient of determination is a statistical measurement that looks at how variations in one variable may be explained by differences in a second variable.

   In other words, the coefficient of determination, r, which is more frequently used to refer to the strength of a linear relationship between two variables, is a crucial tool for researchers when undertaking trend analysis.

   For illustration, this coefficient of determination might be used to consider the possibility that a woman would give birth to her child on a specific date in the future if she became pregnant on a specific day. This metric’s objective in this situation is to determine the relationship between the connected occurrences of conception and birth.

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