. Author manuscript; available in PMC: 2015 Jan 1.

Published in final edited form as: Evolution. 2013 Sep 16;68(1):16–31. doi: 10.1111/evo.12259

Table 2.

Tradeoffs in the probability of flowering across environments. In these logistic regression analyses of family means, the probability of flowering improves with MT% in the Montana environment.

	2008 Montana cohort: Probability of flowering		2009 cohort: Probability of flowering		Both cohorts combined: Probability of flowering
Source	F_1,179	p-value	F_1,152	p-value	F_1,321	p-value

Environment	NA	NA	10.61	0.0014	12.4	0.0005
MT%	2.59	0.11	4.04	0.046	0.26	0.61
MT% × Environment	NA	NA	13.06	0.0004	14.96	0.0001
Cohort	NA	NA	NA	NA	20.2	<0.0001
MT% × cohort	NA	NA	NA	NA	4.68	0.03

Random effects	χ²	p-value	χ²	p-value	χ²	p-value

Family	NA		12.5	0.0002	54.4	<0.0001