Simulated non-parametric regression data
True function is f(x)=0
data(exa)
A data frame with 256 observations on the following 3 variables.
x
input
y
response
m
true value
Haerdle, W. (1991). Smoothing Techniques with Implementation in S. New York:Springer.
data(exa) ## maybe str(exa) ; plot(exa) ...
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