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A '''linear regression''' is a [[regression]] that is linear with respect to the unknown [[parameter]]s used in the fit. A linear regression can illustrate many relationships between variables (eg., quadratic) however, in the case of exponentional or log-linear relationships a linear regression is not an appropriate statistical test.
A '''linear regression''' is a [[regression]] that is linear with respect to the unknown [[parameter]]s used in the fit. A linear regression can illustrate many relationships between variables (e.g., quadratic) however, in the case of exponentional or log-linear relationships a linear regression is not an appropriate statistical test.
"Least squares fitting" is the most common type of linear regression.
"Least squares fitting" is the most common type of linear regression.
[[Category:Linear algebra]]
[[Category:Linear algebra]]