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2007 Apr 11
0
Error with corCompSymm and lme fit for repeated measures
...with repeated measures and would like to fit with the compound symmetry correlation structure. This problem doesn't occur when using corAR1 or any of the other structures. I would greatly appreciate help on how to solve this issue. Here's my data, code lines, and error messages: > PhotoRed TreeID Block M D Time y 1 1 Dgl s1 0.5m june 2.91130232 2 1 Dgl s1 1.0m june 4.92232779 3 1 Dgl s1 2.5m june 6.17724409 4 1 Dgl s1 5.0m june 3.34278032 5 1 Dgl s1 0.5m july 6.30782170 6 1 Dgl s1 1.0m july 6.98652...