TABLE 4.

Summary of the F values from four analyses of variance (ANOVAs) conducted on the serial-recall data. The four ANOVAs result from factorial combination of two talkers (Natural vs. DECtalk speech) with two portions of the serial-recall function (primacy vs. recency).

Effect (df)	Nat- Primacy F	Nat- Recency F	DEC- Primacy F	DEC- Recency F
Group(G) (1,22)	2.91	2.51	3.09	0.17
Rate(R) (1,22)	0.45	13.40*	9.84*	3.05
Difficulty(D) (1,22)	64.60*	17.01*	62.20*	24.60*
Position(P) (4,88)	58.50*	74.46*	45.60*	83.50*
G × R (1,22)	0.05	0.06	0.28	0.03
G × D(1,22)	0.02	3.32	1.68	0.06
G × P (4,88)	0.84	1.87	0.26	2.28
R × D (1,22)	0.51	0.04	0.06	1.08
R × P (4,88)	2.24	8.11*	2.00	2.00
D × P (4,88)	2.55	5.10*	19.46*	4.18*
R × D × P (4,88)	1.90	0.87	1.45	1.52
G × R × D (1,22)	0.24	4.80	0.77	0.02
G × R × P (4,88)	0.56	1.73	0.59	1.40
G × D × P (4,88)	2.22	0.87	0.84	0.64
G × R × D × P (4,88)	0.65	3.88*	0.71	2.51

^*p< .01.