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Results of linear mixed model analyses comparing frequency characteristics between common garden populations measured from spectrograms using individual as a random effect rather than song type
| Song measurement | χ21 | P | N |
|---|---|---|---|
| Minimum frequency | 7.62 | 0.006 | 65 |
| Maximum frequency | 2.03 | 0.154 | 65 |
| Peak frequency | 0.183 | 0.669 | 65 |
Significant outcomes are shown in bold.
