J., & Rice, R.E. (1994). Multi-method approaches for the study of
communication, equivocality, and media selection. IEEE Transactions
on Professional Communication, 37(4), 231-239.
This paper presents a longitudinal case study of the introduction
of voice mail, applying media richness theory to develop and assess a
of 16 tasks with varying levels of equivocality, and to compare
media. Through t-tests, reliability, factor, and
scaling analyses, evaluation of task equivocality and voice mail is
and potential shortcomings of current approaches are highlighted.
show that equivocality does not seem to be unidimensional and includes
aspects of authority across organizational boundaries. Across all
telephone would be most likely selected by respondents, but
and telephone were more likely to be selected for more equivocal tasks.
Unlike in prior studies, voice mail is perceived as similar to
here for PDF copy of publication