	N	r & Sig.	Gender	Teaching experience (years)	Years in the school	Highest academic level	PD days	Teacher supervision	Teacher evaluations	Group lessons	Demo. lessons
Gender	78	r	1
Gender	78	Sig.
Teaching experience (years)	78	r	−0.099	1
Teaching experience (years)	78	Sig.	0.387
Years in the school	78	r	−0.093	0.382**	1
Years in the school	78	Sig.	0.419	0.001
Highest academic level	78	r	0.102	0.061	−0.017	1
Highest academic level	78	Sig.	0.374	0.594	0.881
PD days	78	r	−0.073	0.199	0.094	0.032	1
PD days	78	Sig.	0.527	0.081	0.412	0.784
Teacher supervision	78	r	0.17	0.179	0.031	−0.008	0.700**	1
Teacher supervision	78	Sig.	0.137	0.118	0.79	0.942	0.000
Teacher evaluations	78	r	−0.02	0.117	0.037	0.084	0.136	0.293**	1
Teacher evaluations	78	Sig.	0.863	0.306	0.746	0.464	0.236	0.009
Group lessons	78	r	0.136	0.005	−0.058	0.232*	−0.003	0.339**	0.545**	1
Group lessons	78	Sig.	0.235	0.964	0.616	0.041	0.976	0.002	0.000
Demo. lessons	78	r	0.134	0.047	0.061	−0.048	−0.289*	−0.033	0.426**	0.212	1
Demo. lessons	78	Sig.	0.242	0.683	0.594	0.674	0.01	0.777	0.000	0.062