Displaying 3 results from an estimated 3 matches for "huanghuacai".
2006 Oct 15
1
gamma distribution don't allow negative value in GLMs?
...ll me the
reason?
Thanks very much!
I copy my data here so you can check it:
vegtype mhveg humidity soiltem elevation snail
1 diluo 35.0 0.279851 21.1 low 162
2 diluo 25.0 0.316092 23.1 low 113
3 yuhao 35.0 0.297238 21.7 low 105
4 huanghuacai 1.5 0.310687 23.1 low 5
5 huanghuacai 2.0 0.267868 28.3 low 1
6 yuhao 25.0 0.290135 21.9 low 10
7 huanghuacai 1.0 0.285207 27.7 low 6
8 huanghuacai 2.0 0.252973 28.3 low 1
9 huanghuacai 1.5 0.270000 28.1...
2006 Jul 03
2
could i change the ouput style on summary?
Dear friends,
summary() doesn't give a good ouput style,e.g.:
grass soiltem airtem gheight
humidity altitude
diluo :38 Min. :15.90 Min. :17.70 Min. : 8.00 Min. :
0.2360 high: 43
huanghuacai:32 1st Qu.:19.32 1st Qu.:22.60 1st Qu.:40.00 1st Qu.:
0.3190 low :119
hucao :46 Median :20.20 Median :25.30 Median :60.00 Median :
0.3399
yuhao :46 Mean :20.52 Mean :26.43 Mean :51.93 Mean :
0.3423
3rd Qu.:21.48 3rd Qu.:29.73 3rd Qu....
2006 Jul 04
0
who can explain the difference between the R and SAS on the results of GLM
...soiltemr +
airtemr, family = Gamma)
Deviance Residuals:
Min 1Q Median 3Q Max
-1.23873 -0.41123 -0.08703 0.24339 1.21435
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) 2.024e-02 1.655e-02 1.223 0.22320
grasshuanghuacai 1.321e-02 5.053e-03 2.615 0.00982 **
grasshucao 1.962e-04 1.971e-03 0.100 0.92083
grassyuhao -1.881e-03 2.041e-03 -0.922 0.35810
gheight -1.275e-04 6.288e-05 -2.027 0.04441 *
humidity 6.797e-02 2.278e-02 2.983 0.00332 **
altitudelow -5.090...