The Relative Importance of Perceived Ease of Use in IS Adoption: A ...

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StudyTable 1. Summary of TAM Studies (1989-2000)SubjectsUse Measure(TAM dependentvariable)Davis 1989 (Study 1) Knowledge workers Self-reported use NoDavis 1989 (Study 2) MBA students Intended use NoDavis et al. 1989 (after 1 MBA students Intended use Yeshour)Davis et al. 1989 (after 14weeks)MBA students Self-reported use NoMathieson 1991UndergraduatestudentsIntention to use aspreadsheetMoore and Benbasat 1991 Knowledge workers PC adoption YesThompson et al. 1991 Knowledge workers PC utilization YesDavis et al. 1992 (study 1) MBA students Intentions to use a newword-processorDavis et al. 1992 (study 2) MBA students Intentions to use a newcomputer-graphicspackageDid PEOUAffectUse?NoNotexaminedNotexaminedAdams et al. 1992 (study 1) Knowledge workers Self-reported use of e-mail NoAdams et al. 1992 (study 2) Knowledge workers Self-reported use of voice NomailHendrickson et al. 1993 UndergraduatestudentsNot relevantNotmeasuredSegars and Grover 1993 Adams et al.’s (1992) Not relevantNodataSubramanian 1994 Knowledge workers Predicted adoption of Novoice mailSubramanian 1994 Knowledge workers Predicted adoption of adial-up systemNoSambamurthy and Chin1994Venkatesh and Davis 1994UndergraduatestudentsUndergraduatestudentsUse and attitude towarduse of a GDSSSelf-reported intentions touse e-mail and gophersystemsNot directlymeasuredYesStraub 1994 Knowledge workers Self-reported use of e-mailand FAXNotreportedSzajna 1994 MBA students Adoption of software NopackagesChin and Todd 1995 Knowledge workers Perceived usefulness of e-mailNotrelevantPremkumar and Potter 1995 Knowledge workers Adoption of CASE tools NoStraub et al. 1995 (model 1) Knowledge workers Self-reported use of voice Nomail systemStraub et al. 1995 (model 2) Knowledge workers Actual use of voice mailsystemNoJournal of the Association for Information Systems 6
StudyChin and Gopal 1995Table 1. Summary of TAM Studies (1989-2000)SubjectsUndergraduatestudentsUse Measure(TAM dependentvariable)Intention to adopt brieflydescribed GSSKeil et al. 1995 Knowledge workers Self-reported use of an ES NoTaylor and Todd 1995a; Students1995bSelf-reported attitudetoward adopting thecomputer centerIgbaria et al. 1995 MBA students Self-reported PC usage NoHendrickson and Collins1996UndergraduatestudentsSelf-reported logged timeof use over a four weekperiod measuringfrequency and duration.Montazemi et al. 1996 Knowledge workers Assessment of softwarepackagesChau 1996 (study 1)Chau 1996 (study 2)Szajna 1996 (study 1: preimplementation)Szajna 1996 (study 2: postimplementation)Administrative/clericalstaffAdministrative/clericalstaffGraduate businessstudentsGraduate businessstudentsIntention to use a wordprocessorIntention to use aspreadsheetIntention to use an e-mailafter an hour‘s hands-ondemonstrationIntention to use an e-mailand actual usage 15weeks laterSelf-reported use of e-mailGefen and Straub 1997 Knowledge workers inairline industryStraub et al. 1997Knowledge workers in Self-reported use of e-mailairline industryGefen 1997 MBA students Intended adoption offreeware (withoutexamining the software)Did PEOUAffectUse?YesNotexaminedBettermodel fitavailablewhen thepath ismodeled.NotrelevantNoGefen and Keil 1998 Knowledge workers Self-reported use of an Noexpert system (ES)Doll at al. 1998UndergraduatestudentsNot examinedNotexaminedFenech 1998UndergraduatestudentsSelf-reported use NotreportedRose and Straub 1999 Knowledge workers Self-reported use of YescomputersKarahanna and Straub 1999 Knowledge workers Self-reported use of e-mail NoKarahanna et al. 1999(study 1)Knowledge workers Intended use of Windowsamong potential adoptersYesNoNoNoNoNoYesJournal of the Association for Information Systems 7
Page 2 and 3: helps users achieve task-related ob
Page 4 and 5: the IT itself provides the primary
Page 8 and 9: Table 1. Summary of TAM Studies (19
Page 10: eported use may deal with tasks tha
Page 13: All the PCs in the classroom had id
Page 16 and 17: V. ANALYSIS AND RESULTSThe data wer
Page 18 and 19: Table 5. Stepwise Linear Regression
Page 20 and 21: From the standpoint of TAM research
Page 22 and 23: VII. REFERENCESAdams D. A, Nelson,
Page 24 and 25: Premkumar, G., and Potter, M. “Ad
Page 26 and 27: Appendix AResearch Operationalizati
Page 28 and 29: Please indicate your agreement with
Page 30: JAIS EDITORIAL BOARDPaul AlparPhill

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