Table 4. Class-level analysis of change in 3 scores as a function of teaching order.

p-Value is from a Mann Whitney U test. Ea = Evolution acceptance, gk = genetics knowledge, ek = evolution knowledge. EF = evolution first, GF = Genetics first. p-Values in bold are significant after Bonferonni correction. Raw data can be found in S1 and S2 Data.

Variable	Ability	p-value	Mean change: GF	sem	N	Mean change: EF	sem	N
ea	all	0.293	2.094	0.304	44	2.741	0.483	26
gk	all	0.971	2.076	0.283	44	1.882	0.344	26
ek	all	0.004	0.614	0.081	44	0.309	0.133	26
ea	F	0.387	1.959	1.092	9	3.485	1.078	9
ea	H	0.815	2.128	0.274	35	2.347	0.47	17
gk	F	0.2	3.071	0.857	9	1.345	0.668	9
gk	H	0.447	1.82	0.271	35	2.167	0.388	17
ek	F	0.329	0.521	0.217	9	0.443	0.347	9
ek	H	0.006	0.638	0.087	35	0.238	0.096	17