Table 6

ANOVA testing showing the differences between group scores for readability

ANOVA
		Sum of squares	df	Mean square	F	Sig.
FRES	Between groups	2861.769	4	715.442	6.034	0.004
	Within groups	1896.946	16	118.559
	Total	4758.715	20
FKGL	Between groups	31.314	4	7.828	2.424	0.091
	Within groups	51.668	16	3.229
	Total	82.981	20
SMOG	Between groups	5.432	4	1.358	0.349	0.841
	Within groups	62.297	16	3.894
	Total	67.730	20
GFI	Between groups	21.189	4	5.297	0.826	0.528
	Within groups	102.669	16	6.417
	Total	123.858	20
ARI	Between groups	13.831	4	3.458	0.379	0.821
	Within groups	146.081	16	9.130
	Total	159.912	20
CLI	Between groups	84.723	4	21.181	3.485	0.031
	Within groups	97.230	16	6.077
	Total	181.952	20
RGL	Between groups	13.233	4	3.308	0.991	0.441
	Within groups	53.433	16	3.340
	Total	66.667	20

ARI, Automated Readability Index; CLI, Coleman-Liau Index; FKGL, Flesch-Kincaid Reading Grade Level; FRES, The Flesch Reading Ease Score; GFI, Gunning Fog Index; SMOG, Simple Measure of Gobbledygook.