On Tue, 2010-06-29 at 13:59 -0500, Erik Iverson wrote:
> I'm sure there's an easier way, but it's going to be easiest to get a
> useful response if we have a reproducible, minimal example, as the
> posting guide requests. ?tapply is probably involved.
A minimal example of data? How about this:
era1base eb1base era1tr eb1tr era2tr eb2tr era3tr eb3tr existstr
11 207.9367 -5.08916 NA NA NA NA 0.40376 0.70781 001
25 205.5631 -7.46273 NA NA NA NA 0.24351 0.54757 001
38 211.3405 -1.68539 NA NA NA NA 0.16300 0.46706 001
40 207.7364 -5.28944 NA NA NA NA 0.15421 0.45827 001
125 210.8997 -2.12617 NA NA NA NA -0.06747 0.23659 001
128 210.4231 -2.60274 NA NA NA NA -0.07540 0.22865 001
129 209.0014 -4.02449 NA NA NA NA -0.07750 0.22656 001
140 205.7868 -7.23908 NA NA NA NA -0.09669 0.20737 001
147 204.7511 -8.27474 NA NA NA NA -0.12341 0.18065 001
199 214.5837 1.55783 NA NA NA NA -0.19735 0.10671 001
217 210.2797 -2.74620 NA NA NA NA -0.22830 0.07576 001
220 210.8241 -2.20176 NA NA NA NA -0.23292 0.07114 001
230 214.1677 1.14188 NA NA NA NA -0.24546 0.05860 001
23 204.5346 -8.49127 NA NA 0.97800 0.05710 0.25214 0.55620 011
45 200.6664 -12.35943 NA NA 0.85315 -0.06774 0.13930 0.44336 011
61 206.5377 -6.48822 NA NA 1.35338 0.43248 0.08575 0.38980 011
78 204.1361 -8.88975 NA NA 1.23077 0.30988 0.02840 0.33246 011
87 205.8586 -7.16726 NA NA 1.27300 0.35210 0.01372 0.31778 011
98 214.8767 1.85082 NA NA 0.05363 -0.86727 -0.01741 0.28665 011
100 204.2501 -8.77575 NA NA 1.75940 0.83850 -0.01860 0.28545 011
133 215.9762 2.95033 NA NA 0.54176 -0.37914 -0.08791 0.21615 011
211 209.5723 -3.45358 NA NA 0.85139 -0.06951 -0.21637 0.08769 011
523 206.0448 -6.98104 1.02349 0.65789 NA NA NA NA 100
524 215.9634 2.93754 0.37856 0.01297 NA NA NA NA 100
--
Stuart Luppescu <s...@ccsr.uchicago.edu>
University of Chicago
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