DAMisc
Dave Armstrong's Miscellaneous Functions

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testLoess: Significance Test for Loess vs. LM

testLoess: Significance Test for Loess vs. LM
In DAMisc: Dave Armstrong's Miscellaneous Functions

Description Usage Arguments Value Author(s) Examples

Description

Calculates an F test to evaluate significant differences between a LOESS model and a parametric alternative estimated with lm

Usage

1
testLoess(lmobj, loessobj, alpha = 0.05)

Arguments

lmobj

An object of class lm.

loessobj

An object of class loess.

alpha

Desired Type I error rate of test.

Value

Printed output describing the results of the test.

Author(s)

Dave Armstrong

Examples

1
2
3
4
data(Prestige, package="carData")
linmod <- lm(prestige ~ income, data=Prestige)
lomod <- loess(prestige ~ income, data=Prestige)
testLoess(linmod, lomod)

DAMisc documentation built on Jan. 12, 2022, 1:07 a.m.

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