cumbeta

Syntax

cumbeta(Y, X)

Please see Cumulative Window Functions for the parameter description and windowing logic.

Cumulatively calculate the coefficient estimate of the regression of Y on X. The result is a vector of the same length as X.

x=1 3 5 7 11 16 23
y=1 6 9 8 15 23 34;

cumbeta(y,x);
// output
[,2.5,2,1.2,1.256757,1.365322,1.440948]