Groups	Name	Variance	Std.dev.	Corr
Subject:Day	(Intercept)	0.4223	0.6498
	LocomotorActivityMean	1.0254	1.0126	−0.02
Day	(Intercept)	0.0000	0.0000
	LocomotorActivityMean	0.1442	0.3797	NaN
Residual 1.7564 1.3253