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authorranke <ranke@5fad18fb-23f0-0310-ab10-e59a3bee62b4>2015-08-22 09:03:10 +0000
committerranke <ranke@5fad18fb-23f0-0310-ab10-e59a3bee62b4>2015-08-22 09:03:10 +0000
commitd8d6012e98fb4c7f158bcc7c173407c2b5f3e42e (patch)
tree92bcbbc548431b214fb387e20dc423745b2ab897 /tests/massart97.R
parent2be973ef45816e04a6a59f59a4fae50f8f17a5e1 (diff)
Get rid of the branched svn layout I never used
git-svn-id: http://kriemhild.uft.uni-bremen.de/svn/chemCal@36 5fad18fb-23f0-0310-ab10-e59a3bee62b4
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1 files changed, 25 insertions, 0 deletions
diff --git a/tests/massart97.R b/tests/massart97.R
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+++ b/tests/massart97.R
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+require(chemCal)
+data(massart97ex1)
+m <- lm(y ~ x, data = massart97ex1)
+inverse.predict(m, 15) # 6.1 +- 4.9
+inverse.predict(m, 90) # 43.9 +- 4.9
+inverse.predict(m, rep(90,5)) # 43.9 +- 3.2
+
+data(massart97ex3)
+attach(massart97ex3)
+yx <- split(y, x)
+ybar <- sapply(yx, mean)
+s <- round(sapply(yx, sd), digits = 2)
+w <- round(1 / (s^2), digits = 3)
+weights <- w[factor(x)]
+m <- lm(y ~ x, w = weights)
+#calplot(m)
+
+inverse.predict(m, 15, ws = 1.67) # 5.9 +- 2.5
+inverse.predict(m, 90, ws = 0.145) # 44.1 +- 7.9
+
+m0 <- lm(y ~ x)
+lod(m0)
+
+loq(m0)
+loq(m, w.loq = 1.67)

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