.BG D
.VE $Header: /usr3/s/current/s/data/.help/RCS/tone,v 1.2 83/12/30 23:10:36 rab Exp $
.FN tone
.TL
tone: Bricker's Tone-Ringer Preference Data
.PP
.AG appeal
matrix giving standardized ratings of 100 tones (rows) by 43
subjects (columns).  Standardized so that each subject has
mean 0 and biased variance 1.
.AG rowlab
character identifiers for tones.
.SH SOURCE
P. J. Bricker, 
"Listener Evaluation of Simulated Telephone Calling Signals",
.ul
Bell System Technical Journal,
Vol. 50, No. 5, 1971, pp 1559-1578.
.KW dataset
.WR
