Displaying 2 results from an estimated 2 matches for "drivetrain".
2004 Feb 10
1
make check in 1.8.1.
...s93)'':
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## lm.influence where hat[1] == 1
if(require(MASS)) {
#
data(Cars93) # <------------------------- INSERTED LINE
#
fit <- lm(formula = 1000/MPG.city ~ Weight + Cylinders + Type + EngineSize + DriveTrain, data = Cars93)
print(lm.influence(fit))
## row 57 should have hat = 1 and resid=0.
summary(influence.measures(fit))
}
## only last two cols in row 57 should be influential
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Then I re-ran make check, and everyth...
2003 Nov 23
3
make check reg-tests-3
...71 72
3.583325 3.600828 3.569987 3.592482 3.599979 3.580547 3.600799 3.599768
73 74 75 76 77 78 79 80
@@ -432,44 +433,57 @@
Potentially influential observations of
lm(formula = 1000/MPG.city ~ Weight + Cylinders + Type + EngineSize + DriveTrain, data = Cars93) :
- dfb.1_ dfb.Wght dfb.Cyl4 dfb.Cyl5 dfb.Cyl6 dfb.Cyl8 dfb.Cyln dfb.TypL
-8 -0.16 0.00 -0.10 -0.07 -0.24 -0.44 0.01 0.12
-19 -0.03 0.09 -0.01 -0.03 0.00 -0.01 -0.03 0.08
-28 0.11 -0.15 0.04 0.02 0.02 0.02 0.04...