我是混合模型的新用户,通过我一直在阅读的材料,总是有概率值 (p>t) 或 (p>z) 来估计模型中某个因素水平的重要性。但是,当使用lmer()
R 中的函数时,它应该给你这些概率,我根本找不到它们。这是输出:
Linear mixed model fit by REML
Formula: Temp ~ depth + (1 | locality)
Data: qminmatrix
AIC BIC logLik deviance REMLdev
561.3 581.3 -273.7 551.5 547.3
Random effects:
Groups Name Variance Std.Dev.
locality (Intercept) 4.7998 2.1909
Residual 4.0433 2.0108
Number of obs: 128, groups: locality, 4
Fixed effects:
Estimate Std. Error t value
(Intercept) 22.0103 1.1500 19.140
depth1 1.9564 0.6832 2.864
depth10 2.6624 0.5756 4.625
depth5 3.0209 0.4932 6.125
depthWS -2.2585 0.5444 -4.149
Correlation of Fixed Effects:
(Intr) depth1 dpth10 depth5
depth1 -0.157
depth10 -0.175 0.189
depth5 -0.213 0.313 0.458
depthWS -0.191 0.334 0.373 0.441