Calculate out of sample linear fit predictions.

xlin_fits_lm(x, y, w)

Arguments

x

NumericVector, x-coords of values to group (length>=2).

y

NumericVector, values to group in order.

w

NumericVector, weights (positive).

Value

vector of predictions.

Examples


xlin_fits_lm(c(1, 2, 3, 4), c(1, 2, 2, 1), c(1, 1, 1, 1))
#> [1] 2.666667 1.285714 1.285714 2.666667