Table IV.

Between-system and between-transcriber agreement in phonetic transcriptions using analog and digital audio systems.

Data Set	Between-System Agreement						Between-Transcriber Agreement
	Trans. 1	Trans. 2	Cohen’s d	Confidence Interval		Effect Size	Analog	Digital	Cohen’s d	Confidence Interval		Descriptor
				Lower	Upper					Lower	Upper
No. of transcripts	8	4					4	4
No. of utterances	977	484					484	484
No. of possible words	2713	1404					1404	1404
No. of words used	1690	833					825	815
Point-by-point Agreement (%) Vowels
Broad transcription	90.3 (2.1)a	94.9 (1.5)	−2.19*b	−3.94	−.44	Extremely Largec	86.5 (3.5)	85.4 (4.0)	.25	−1.14	1.65	Small
Narrow transcription	83.4 (3.8)	90.9 (1.7)	−2.21*	−3.97	−.45	Extremely Large	80.3 (4.8)	78.2 (4.3)	.40	−1.00	1.80	Small
Consonants
Broad transcription	88.6 (3.6)	93.0 (2.3)	−1.27	−2.78	.25	Very Large	76.1 (9.8)	78.1 (6.5)	−.21	−1.60	1.18	Small
Narrow transcription	83.5 (3.2)	88.1 (4.8)	−.98	−2.45	.49	Large	69.1 (10.6)	71.5 (7.3)	−.23	−1.62	1.16	Small

^aStandard deviations for the mean agreement percentages are enclosed in parentheses.

^bSignificant effect sizes (p<.05) are indicated by an asterisk.

^cSee text for key to effect size descriptors.