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Splines are flexible functions, knit together from polynomial parts, used for approximation or smoothing. This tag is for any kind of spline (eg, B-splines, regression splines, thin-plate splines, etc).

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1 answer
7k views

Minimum number of observations per variable for linear regression or MARS model

How many cases are required for each variable in order to build a linear regression model and/or a Multivariate Regression Splines Model? …
Fernando Sanchez's user avatar