Feb 2001, ¤¤µØºÞ²zµû½×
Vol.4, No.1, pp.
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E-mail: chess1@ms8.hinet.net

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Key words: structural equation model(SEM), organizational benefits, scale ,information system, measurement, LISREL


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¡@¡@¾¨ºÞ¥Ø«e¤w¦³¦h½g½×¤å­Ó§O±´°QISªº­Ó§O¦¨¥»¡A¬Æ¦Ü¦³¾ÇªÌ«Øij±NISªº²Õ´®Ä¯qÂk¨Ö¨ì§ó¼sªxªºÃþ§O©ÎijÃD¤¤(Mirani & Lederer,1998)¡A¥i±¤ÂA¤Ö¦³¤H¨t²Î©Ê¦a¹êÃÒ¬ã¨sISªº²Õ´®Ä¯q¾Þ§@¤Æ¡C¾¨ºÞ¤£¦PÃþ§OªºIS±M®×¦³¤£¦P©Ê½èªº¥DÃD´¿³Q´£¥X¡A¨Ò¦p¡A¤Z¯à¼W¶i²Õ´Ävª§¤O©Îªý¤îÄvª§¹ï¤âªº¸ê°T¨t²Î¡A´NºÙµ¦²¤¸ê°T¨t²Î¡C¦ý³o¼Ëªº©w¸q¨ã¦³ªºª§Ä³©Ê¬O¡Aµ¦²¤©Ê®Ä¯q¬O§_¦³³Q·V­«ªº«ä¦Ò¹L(Powell,1992)¡C¦¹¥~¡A¹³³\¦h²³æ®Ä¯q³B²z¨t²Î³Q©w¸q¬°µ¦²¤¸ê°T¨t²Î¡A¥ç¬O»á¨ãª§Ä³©Ê¡C¦]¦¹¤@­Ó¨}¦n¿Å¶qIS¹ï²Õ´®Ä¯q¤§¶qªí¡AÀ³¸Ó¯à¤¹³\¤£¦P¬ã¨sªÌ°w¹ï¤£¦P¥DÃD¡A¨Óµû¶q¨äISªº®Ä¯q¡C

¡@¡@¥»¬ã¨s´Á±æ¦Û½sªºWeb-based IS®Ä¯q¶qªíªº§¹¦¨¥i´£¨ÑIS¯S©Ê¬ã¨sªº°ò¦¡A¨ó§U¸êºÞ¬ã¨sªÌ¡A¸Ñ¨M²{¦³¬ã¨sIS§ë¸ê¹ï²Õ´ÁZ®Ä°^Äm²£¥Í¤£¤@­Pªº²{¶H¡C¹³Harris & Katz(1991)µo²{IS§ë¸ê¥i¼W±j²Õ´ªºÁZ®Ä¡ALucas (1975)«oµo²{IS§ë¸ê»PÁZ®ÄÃö«Y·L®z¡A¦ÓTurner(1985)«oµo²{IS§ë¸ê»P²Õ´ÁZ®ÄµLÃö¡C¦]¦¹¥»¶qªí´Á±æ¯à°÷®Ú¾ÚWeb-based IS§ë¸êªº¹ê½è®Ä¯q¨Ó°Ï¤ÀWeb-based ISªº«¬¦¡¡C©ö¨¥¤§¡A´Á±æ©¹«á¬ã¨sªÌ¯à®Ú¾Ú¥»¶qªí¨Ó±´°Q²§½è©ÊIS¤§¦UºØ¤£¦P«¬¦¡ªº®Ä¯q¡C¹ï¹ê°È¬É¦Ó¨¥¡A¥»¶qªíªº¼ç¦b»ù­È¬O¤£¥i¨¥¿Ùªº¡A¨Ò¦p°ª¶¥¥DºÞ±N¥i¥Î¥»¶qªí¨Óµû¶q¡A¤ä«ù¥þ¤½¥qªºWeb-based IS¥Ø¼Ð±M®×¡A¬O§_¹F¨ì¹w´Áªº¥Ø¼Ð(Bacon,1992)¡A©ÎªÌ¤½¥q¤Þ¶iWeb-based IS¤§«á¡A¸ÓWeb-based ISªº®Ä¯q¬O§_¹F¨ì¹w´Áªº®ÄªG¡C¸Û¦pLoveman(1988,1991)©Ò»¡¡A¨´¤µIS´Á±æ®Ä¯q¤£¦p¹w´Áªº°ª¡A¾É­P²Õ´¹ïIS§ë¸ê³ø¹S·P¨ì¥¢±æ©ÎµS¿Ý¤£«e(Maglitta,1993)¡A¬G¥»¶qªí±N¥i°µWeb-based IS®Ä¯q¿Å¶qªº¼Ð¬ñ¡A¬Æ¦Ü¤½¥q¥ç¥i¥Î¥»¶qªí¨Ó¿Å¶q¸ê°T¥DºÞªº¤u§@®Ä¯q¡A´Á¥H´£°ª°ª¶¥¥DºÞ¹ïIS¥¿­±ªººA«×(Feeny, Edwards, & Simpson,1992)¡C¦¹¥~¡A¥»¶qªí§¹¦¨¥ç¯à¨ó§U¨t²Î¤ÀªR®v©Î³¡ªù¥DºÞ¿ëÃÑISªººØÃþ( Diromualdo,1990)¡A¨ã¦³¦¹ºØ¸ê°T¿ëÃѯà¤O±N¦³§U©óISºÞ²zªÌ¬ãÀÀ·s±M®×©Î±Æ©w·s±M®×Àu¥ý¶¶§Çªº¦Ò¶q¡C


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¡@¡@¦^ÅU©¹©õªº¤åÄm¡A§Ú­Ìµo²{¤£¦P¼h¦¸(­Ó§O¼h¦¸¡B¨t²Î¼h¦¸¡B²Õ´¼h¦¸)IS®ÄªG(§t²Õ´®Ä¯q)ªº²z½×«D±`¦h¡A¦ý³o¨Ç²z½×¥H¨Ï¥ÎªÌ¤Î¨t²ÎªºÆ[ÂI¨Ó¬Ý¡A±`±`¦s¦b¦³³\¦h½Ä¬ðÂI¡A¬Æ¦Ü³o¨Ç²z½×©Ò¤Þ¥Îªº®ÄªG¼Ò¦¡(¦pµ¦²¤®Ä¯q¡B®Ä²v¾É¦V®Ä¯q¡K¡K)ªº¤ñ¸û°ò·ÇÂI¥ç¤£ºÉ¬Û¦P¡A¦]¦¹©¹©õ¦h¼Æªº¬ã¨sªÌ¥u¯à¥DÆ[¨Ó¬É©w¨äIS®ÄªG¡A§Ú­Ì¤´µMµLªk´Á±æ«e¤H­Ì¯à§ä¨ì¤@­Ó³Ì¨Îªº²z½×¬[ºc¡A¨Ó¸àĶ¨ä¬ã¨s¼Ò¦¡¡CÁ|¨Ò¨Ó»¡¡ACameron(1986)»{¬°²Õ´®ÄªG¤§²z½×ºc©À¡A¬O¥i®Ú¾Ú¤£¦P²Õ´¼Ò¦¡¤§¥»½è¤Î©w¸q¡A°µ¾A·íªº½Õ¾ã¡C´«¥y¸Ü»¡¡A¤@­Ó¼sªx©Ê¿Å¶q®ÄªGªº«ü¼Ð¡A¬O¦³¥i¯à¦P®É¦s¦b©ó¤£¦P»ù­È©Î°¾¦n¤§­ÓÅé©Î¸s²Õ¤§¶¡¡A§Y¨Ï³o¨Ç­ÓÅé©Î¸s²Õ¤§¶¡¦s¦bµÛ¨Ç¥ß¨¬ÂIªº½Ä¬ð(Cameron & Whetten,1983)¡C¬Æ¦Ü¹ï¤£¦PÀô¹Ò¦Ó¨¥¡A¦]¦s¦³¤£¦Pªº°ÝÃD©Î¤£¦Pªº±¡¹Ò¡A¨Ï±o©¼¦¹¤£¦Pªº®ÄªG¼Ò¦¡³£¯à¯¸±o¦í¸}¡C¸Û¦pZammuto (1984)©Ò»¡¡G¤@¨Ç¡u¦h­«¤ä«ù¡v¤§²Õ´®ÄªG¼Ò¦¡¡A¦b¤£¦Pªº¾Ç¬£¤ä«ù¤U¡A¤´·|©µ¦ù¥X¤£¦Pªº¼Ò¦¡¬[ºc¡C³oÆ[ÂI¦LÃÒ¤FHall(1996)ªº»¡ªk¡A§Y¦h­«¾Ç¬£ªº®ÄªG¿Å¶q¬O³Q¤¹³\ªº¡C

¡@¡@King & Schrems(1978)¨â¤H¥iºâ¬O³Ì¦­´£¥XIS®Ä¯q¤§²z½×ªÌ¡A¸Ó²z½×¬O±q¾ã­Ó²Õ´¼h¦¸ªº®Ä²v¥Xµo¡A±NIS®Ä²v¤À¦¨¤»¤jÃþ¡G(1)­pºâ¤Î¦C¦L¤§®Ä¯q¡F(2)¬ö¿ý«O¦s¤§®Ä¯q¡F(3)¬ö¿ý·j´M¤§®Ä¯q¡F(4)¨t²Î­««Ø¯à¤O¤§®Ä¯q¡F(5)²Î­p¤ÀªR¤Î¼ÒÀÀ¤§®Ä¯q¡F(6)¬yµ{¤Î¸ê·½±±¨î¤§®Ä¯q¡C¥Ñ¤W­zIS®Ä¯qªº¤ÀÃþ¨Ó¬Ý¡A¥¦­Ì³£¦b»¡©úIS¥æ©ö¥Î³~¡A¤×¨ä¬O¦b®É¶¡­±¤W¡CKing & Schrems(1978)¦b¨äIS®Ä¯q²z½×¤¤¡A¬ù²¤´£¨ì¦³¨Ç®Ä¯q¬OµL§Îªº¡A«ÜÃø¶q¤Æªí¥Üªº¡C

¡@¡@ª½¨ìWeill(1992)»PMirani & Lederer(1998)¤~¥H§ó¼sªxªº¨¤«×¨Ó±´°QISªº¼ç¦b®Ä¯q¡A¨Ã¥B´£¨Ñ§ó¼sªxªº²Õ´¼h­±¤§IS®Ä¯q¬[ºc¡A¦¹¬[ºc¬O·½¦ÛTurner & Lucas(1985)ªº¬ã¨s¥[¥HÂX¥R¡CWeill(1992)¥H²Õ´¥Ø¼Ð¨Ó±N¸ê°T¬ì§Þ(IT)ªº§ë¸ê¤À¦¨¤TÃþ¡Gµ¦²¤ªº¥Øªº¡B¸ê°Tªº¥Øªº¡A¤Î¥æ©öªº¥Øªº¡Cµ¦²¤IT¬O¦b§ïÅܤ½¥q²£«~©Î²Õ´Ävª§ªº¤è¦¡¡F¸ê°TIT«h¦b´£¨Ñ²Õ´ªº¸ê°T©M·¾³qªº°ò¦¡F¥æ©öIT«h¦b¤ä´©¥Í²£§@·~ºÞ²z¤Î¨ó§U­°§C¦¨¥»¡C·íµM¡A¤@­ÓIS¥i¯à¨ã³Æ¦³¤W¦C¤T¶µ¥Ø¼Ð¡C³o¤TÃþIT¥Ø¼Ð¡A¦­´Á±q¥¼¦³¤H¹êÃÒ´ú¸Õ¨ä®Ä«×¡Aª½¨ìKirsµ¥¤H(1989)¤~¹êÃÒ¨ä®Ä«×¡C

¡@¡@±qBailey & Pearson(1983)¡BDoll & Torkzadeh(1988)¡BIvesµ¥¤H(1983)¡BJenkins & Ricketts (1979)¡BMirani & Lederer(1998)¡BRaymond(1985)µ¥¬ã¨s½×¤å¤¤¡A¬ù²¤¥i¥H¬Ý¥X¡A¥¦­Ì´X¥G»Pµ¦²¤®Ä¯q¾Ç¬£ªº«äºû¦P¨B¬y¦æ¡A¦Ó¥B¦h¼Æªº¬ã¨s³£¶°¤¤¦b¦p¦óÀËÅçIS®ÄªGªº¿Å¶q¼Ðªº¡C³o¨Ç¬ã¨s´X¥G³£¦b±´¯Á­Ó§O¼h¦¸¤Î¨t²Î¼h¦¸IS®Ä¯q¡AÂA¤Ö¦³¤H±´°Qµ¦²¤®Ä¯q¡C¥H¨Ï¥ÎªÌ¼h¦¸¨Ó¬Ý¡A³o¨Ç¬ã¨s¥D­n³£¬Oµo®i¤@­Ó´ú¶q¶qªí¨Óµû¦ô¨Ï¥ÎªÌ¸ê°Tº¡·N«×¡C¥H¨t²Î¼h¦¸¨Ó¬Ý¡A¤W­z³o¨Ç¬ã¨s³£¦b±´¯Á¨t²Îªº¨Ï¥Î±¡ªp¡A¥H¿Å¶qIS®ÄªG(Barti & Huff,1985; Srinivasan, 1985)¡C¾¨ºÞ³o¨Ç¬ã¨s³Q§åµû¬°¯Ê¥F²z½×°ò¦(Kim,1989; Melone,1990; Subramanian & Nilakanta,1994)¡A¦ý¬O«o¥i´£¨Ñ§Ú­Ì­«­nªº«ä¦Ò¨¤«×¨Ó±´¯Á»PÁA¸Ñ¡uIS®ÄªG¡v³o­Ó¼Ò½kºc©À¡C

¡@¡@Kauffman & Weill(1989)´¿¼sªx¦aÀ˵ø¹L¥hIT®Ä¯q¤ÎIT´ú¶qªº¬ÛÃö¤åÄm¡A»{¬°¬ã¨sªÌ¦b²£¥Í¬ã¨s³]­p®É¡A¤×¨äÀ³ª`·N¡u¤ÀªR³æ¦ì¡v¤Î¡u»ù­È©Ò¦b¡v(locus of value)¡C¤ÀªR³æ¦ì¬O«ü¼Ë¥»¸ê®Æ»`¶°¤Î¤ÀªRªº¼h¦¸¡A¬O¥H­Ó¤H¡B¤½¥q¡A©Î¥H¸ê°T¨t²Î¬°³æ¦ì¡C»ù­È©Ò¦b¬O«ü¿Å¶qªºIT»ù­Èªº¥»½è¡A¬O­Ó¤Hº¡·N«×©Î¤½¥qªºÁZ®Ä¡CKauffman & Weill(1989)»{¬°¦b¹ê°È¬É¤¤¡A¦³®É«ÜÃø±q»ù­Èªº©Ò¦b¨Ó¨M©w¨ä¤ÀªRªº³æ¦ì¡C

¡@¡@DeLone & McLean(1992)¦^ÅU180½g·§©À©Ê¬ã¨s¤Î¹êÃÒ¬ã¨s¡A¶i¦Ó´£¥X IS¦¨¥\ªº¤»¤j¤ÀÃþ¡A¥]¬A¡G¨t²Î«~½è¡B¸ê°T«~½è¡B¨t²Î¨Ï¥Î¡B¨Ï¥ÎªÌº¡·N«×¡B­Ó¤H½ÄÀ»¤Î²Õ´½ÄÀ»¡C¦b³o­Ó¤ÀÃþ¬[ºc¤¤¡A¨t²Î¨Ï¥Î¡B¨Ï¥ÎªÌº¡·N«×¤Î­Ó¤H½ÄÀ»¡A¤TªÌ¦bÁÚ¦V³Ì²×¦¨¥\ºc­±(ISªº²Õ´®Ä¯q)¬OÄݤ¤¶¡¶¥¬q¡C¦¹IS®Ä¯q¤ÀÃþ¡A·§¬A¨Ó»¡¡A¤À¦¨­Ó§O¼h¦¸¡B¨t²Î¼h¦¸¡B²Õ´¼h¦¸¡C¦¹¤ÀÃþ¬[ºc»P³\¦h²Õ´®ÄªG¤§¬ÛÃö¤åÄmªºÆ[ÂI¬Û·í±µªñ¡C¥i±¤DeLone & McLean(1992)¨Ã¥¼¸Ô²Ó»¡©ú¡u²Õ´½ÄÀ»¡v³o­Ó¤ÀÃþ¤§®Ä¯qªº¥»½è¡A¦Ó³o¥¿¬O¥»¬ã¨s·Q­n±´°Qªº­«ÂI¤§¤@¡C

¡@¡@Farbey¡BLand & Targett(1995)¬ã¨sIS®Ä¯q»PIS¹B¥Î«¬¦¡¤§¶¡ªºÃö«Y¡A¶i¦Ó´£¥XIS¹B¥Î¤K­Ó¤ÀÃþ¡A¦W¬°¡u¤K­Ó¶¥±è¡v(8-rung ladder)¡C¦b³o¤K­Ó¶¥±è¤¤¡A³Ì³»¼h¶¥±èªº¹B¥Î¡A¨ä¼ç¦b®Ä¯qªºµû¦ô¬O³Ì½ÆÂøªº¡A¬Û¤Ï¦a¡A³Ì©³¼h¶¥±èªº¹B¥Î¡A¨ä¼ç¦b®Ä¯q¡B­·ÀI­°§C¤Î¤£½T©w©Êªºµû¦ô³£¬O³Ì§Cªº¡C¥»¤å±N¤W­z³o¨Ç¤åÄmªº¦^ÅU¾ã²z¦¨ªí1©Ò¥ÜIS®Ä¯qºK­nªí¡C

ªí1 IS/IT®Ä¯q¤§¬ÛÃö¤åÄmºK­nªí

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King & Schrems (1978)

¤»ÃþIS®Ä¯q¡G­pºâ¤Î¦C¦L¤u§@¤§®Ä¯q,¬ö¿ý«O¯d¤u§@¤§®Ä¯q,¬ö¿ý·j´M¤§®Ä¯q,¨t²Î­««Ø¯à¤O¤§®Ä¯q,²Î­p¤ÀªR¤Î¼ÒÀÀ¯à¤O¤§®Ä¯q,¬yµ{¤Î¸ê·½±±¨î¤§®Ä¯q¡C

Jenkins & Ricketts (1979)

µo®i¤@­Ó¿Å¶qºÞ²z¸ê°T¨t²Î(MIS)¤§¨Ï¥ÎªÌº¡·N«×¡C

Bailey & Parson (1983)

µo®i¤@­Ó´ú¶q¹q¸£¨Ï¥ÎªÌº¡·N«×¡C

Ives, et al.,(1983)

­×¥¿Bailey & Parson(1983)¨Ï¥ÎªÌº¡·N«×¶qªí¡C

Parsons(1983)

»{¬°¤½¥q¥i¨Ï¥ÎIT¨Ó¼W±j²{¦³Ävª§µ¦²¤¡B¸É±j¥D­nªºÄvª§¤O¡A¤Î§ïÅܲ£·~ªº²£«~¡B¥«³õ¤Î¥Í²£¸gÀÙ¡C

Porter & Millar (1985)

IT¼vÅTÄvª§¤O¦³¤T­Ó¤è¦¡¡G§ïÅܲ£·~µ²ºc¡B¦¨¥»¤Î®t²§¤Æµ¦²¤¡BÁc´Þ·s¨Æ·~¡C

Raymond(1985)

µo®i¤@­Ó´ú¶q¤p«¬¤½¥q¤§¨Ï¥ÎªÌº¡·N«×¶qªí¡C

Srinivasan(1985)

¥H¨t²Îªº¨Ï¥Î©Ê¤Î¨ä¥L«ü¼Ð¨Ó´ú¶q¨t²Îªº®ÄªG¡C

Doll & Torkzadeh (1988)

µo®i¤@­Ó¶qªí¨Ó´ú¶q²×ºÝ¨Ï¥ÎªÌº¡·N«×¡C

Kauffman & Weill (1988)

´£¨Ñ¤@­ÓIT§ë¸ê¤§ÁZ®Äµû¶q¬[ºc¡A¨Ã«Ø¥ß©¹«á¬ã¨sªÌ¦b²£¥Í¬ã¨s¬[ºc®ÉÀ³ª`·N¤ÀªR³æ¦ì¤Î»ù­È©Ò¦b¡C

Weill & Olson (1989)

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Dos Santors (1991)

ITªº§ë¸ê¥i²£¥Íª½±µ®Ä¯q¤Î¶¡±µ®Ä¯q¨âºØ¡A¨ä¤¤¶¡±µ®Ä¯q¬O±q¥¼¨Ó·s¬ì§Þªº¨Ï¥Î¨Ó¦ÛµM¼W¥[¡C

DeLone & McLean (1992)

ºî¦X©¹©õ¤åÄm´£¥XIS¦¨¥\ªº¤»­Óºc­±¡G¨t²Î«~½è¡B¸ê°T«~½è¡B¨t²Î¨Ï¥Î¡B¨Ï¥ÎªÌº¡·N«×¡B­Ó¤H½ÄÀ»¡A¤Î²Õ´½ÄÀ»¡C

Weill(1992)

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Farbey, et al., (1995)

¬É©wISÀ³¥Î¤§¡u¤K­Ó¶¥±è¡v¡A¸û°ª¶¥±èªºÀ³¥Î¨ä¼ç¦b»ù­Èªºµû¦ô¸û½ÆÂø¡B¸û¤jªº¼ç¦bÀò§Q²v¡B­·ÀI¤Î¤£½T©w©Ê¡C

Mirani & Lederer(1998)

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V28

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.82

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.82

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.76

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.25

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.84

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.22

.83

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.29

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.27

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.89

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.21

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.87

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V17

.16

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V18

.18

.18

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V16

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.84

V19

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¡@¡@¥H¥»¬ã¨sWeb-based IS®Ä¯q¤T­Óºc­±¤§¨â¨â°t¹ï©Ò¨D±o¤§°Ï§O®Ä«×ÀË©wµ²ªG¡A¦pªí6©Ò¥Ü¡C¨ä¤¤¡A¡uµ¦²¤-¥æ©ö¡v°t¹ï¤§ƒÓ 2­Èªº®t¬O120.50¡F¡u¸ê°T-¥æ©ö¡v°t¹ï¤§ƒÓ 2­Èªº®t¬O121.87¡F¡uµ¦²¤-¸ê°T¡v°t¹ï¤§ƒÓ 2­Èªº®t¬O115.38¡F¤T¹ïƒÓ 2­Èªº®t§¡¹FÅãµÛ¤ô·Ç(p<.001)¡A¬G¥i¥H»¡¥»¬ã¨s¦Û½sªº¶qªí¨ã¦³°ª«×ªº°Ï§O®Ä«×¡C

ªí 6 ªì©l¼Ò¦¡¤Tºc©À¨â¨â°t¹ï¤§°Ï§O®Ä«×ºK­nªí

1.¡uµ¦²¤-¥æ©ö¡vºc­±

¥¼­­¨î¼Ò¦¡¡GChi-square(df=323)=1097.25, p„T ..001 , ƒÖ 21=0.29

­­¨î¼Ò¦¡¡GChi-square(df=324)=1217.75, p„T ..001, ƒÖ 21=0.64

Difference in Chi-square(df=1)=120.50, p„T ..001

2.¡u¸ê°T-¥æ©ö¡vºc­±

¥¼­­¨î¼Ò¦¡¡GChi-square(df=251)=932.44, p„T ..001, ƒÖ 21=0.24

­­¨î¼Ò¦¡¡GChi-square(df=252)=1054.31, p„T ..001, ƒÖ 21=0.62

Difference in Chi-square(df=1)=121.87, p„T ..001

3.¡uµ¦²¤-¸ê°T¡vºc­±

¥¼­­¨î¼Ò¦¡¡GChi-square(df=188)=715.63, p„T ..001, ƒÖ 21=0.29

­­¨î¼Ò¦¡¡GChi-square(df=189)=831.01, p„T ..001, ƒÖ 21=0.64

Difference in Chi-square(df=1)=115.38, p„T ..001

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¡@¡@½T©w®Ä¯q¶qªí³o¤T­Óºc­±©¼¦¹©Ò¥Nªí¯S½èªº®t²§©Ê¤§«á¡A±µµÛ¸ÑÄÀ³o¤T­Óºc­±¤§³æ¤@ºc©À©Ê(unidimensionality)¤Î¦¬ÀÄ(convergent)®Ä«×¡C³o¤T­Ó¼Ò¦¡ªº¬É©w¦p¹Ï1©Ò¥Ü¡C³q±`³Ì±`¥Î¨Óµû¶q¦¬ÀĮīתº·Ç«h¦³¥|­Ó¡GƒÓ 2­È¡B°t¾A«×«ü¼Ð(goodness of fit index, GFI)¡B°ò·Ç¾A°t«×«ü¼Ð(Normed Fit Index,NFI)¡B´Ý®t§¡¤è®Ú(RMR) (Bagozzi & Yi,1988; Joreskog & Sorbom, 1986)¡C

¡@¡@°£¤F¤W­z¥|­Ó·Ç«h¥~¡A©|¥i±q¨C­Ó°Ñ¼Æ¦ô­p­È(ƒÖ ij¡BƒÜ i¡BƒÔ i)¤Î¨ä¹ïÀ³ªºt­È¤j¤p(¥Ñmaximum likelihoodªk¦ô­p)¡A¨Ó§PÂ_¬ã¨s°²³]¤§¼Ò¦¡ªº¾ãÅé¾A°t«×¡C°²¦p°Ñ¼Æ¦ô­p©Ò¹ïÀ³ªºt­È·U¤j«hªí¥Ü¸Ó°Ñ¼Æ·UÅãµÛ¡C®Ú¾Ú¸gÅçªk«h¡At­È¤j©ó2.00ªí¥Ü¸Ó°Ñ¼Æ¹F¨ì²Î­pªºÅãµÛ¤ô·Ç¡A¬GÀ³¤©«O¯d¥¦¡C

¡@¡@¦bµ¦²¤®Ä¯q¼Ò¦¡¤§³æ¤@ºc­±(unidimensionality)ÀË©w¤è­±(¨£¹Ï1)¡A¸gLISREL´ú¶q¼Ò¦¡¤ÀªR«á¡Aµo²{12­ÓƒÜ i­È©Ò¹ïÀ³ªºt­È§¡¤j©ó2.00¡Aªí¥Ü³o12­Ó°Ñ¼Æ§¡¹F²Î­pÅãµÛ¤ô·Ç¡A¬G³o12­Ó«ü¼Ð³£¤£»Ý­n§R°£¡A¥¦­Ì³£¥i¥H·í§@¥»¶qªíªº¿Å¶q¶µ¥Ø¡C­Y¨ú³o12­Ó¼Ð·Ç¤Æ¦]¯À­t²ü¶qªº¥­¤è­È(ƒÜ i2)¡A§Y¥iºâ¥X³o12­Ó°Ñ¼Æªº­Ó§O«H«×(individual item reliability)¡Cµ²ªGµo²{³o12­Ó«ü¼ÐÅܼƤ¤¦³11­ÓÅܼƪº­Ó§O«H«×¹F¨ì0.5ªº¼Ð·Ç¡C¦ý¬Oµ¦²¤®Ä¯q¼Ò¦¡¤§¡uƒÓ 2/df¡vªº¤ñ­Èµ¥©ó5.11¡A¨Ã¥¼¹F¨ì¤p©ó3ªº²z·Q¼Ð·Ç¡A¦Ó¥B¨M©w(determination)«Y¼Æ¥ç¥¼¹F¨ì>.90¼Ð·Ç¡AÅã¥Ü¸Ó¼Ò¦¡¤´¦³¶·½Õ¾ã¡C¨ä¤¤RMRµ¥©ó0.03¡A«h¹F¨ì¤p©ó0.05ªº¼Ð·Ç¡C¦Ó¥BGFIµ¥©ó0.90¡A¹F¨ì0.9ªº¼Ð·Ç¡C¥Ñ¤W­z³o¨Ç¾ãÅé¾A¦X«×¤§ÀË©w­È¡A¥i¬Ý¥Xµ¦²¤®Ä¯q¼Ò¦¡¤´¥i¦A²Ó¤À¦¨´X­Ó¦¸ºc©À¡C

¡@¡@¦b¹Ï1©Ò¥Ü¥æ©ö®Ä¯q¼Ò¦¡¤§³æ¤@ºc­±ÀË©w¤è­±¡A¸gLISREL¤ÀªR«áµo²{¡A¥æ©ö®Ä¯q³o15­Ó«ü¼Ð¤§ƒÜ ­È©Ò¹ïÀ³ªºt­È§¡¤j©ó1.96¡A¦Ó¥B³o15­Ó«ü¼Ðªº­Ó§O«H«×§¡¹F¨ì0.5ªº¼Ð·Ç¡Aªí¥Ü³o15­Ó°Ñ¼Æ§¡¹F²Î­pÅãµÛ¤ô·Ç¡A¬G³o15­Ó«ü¼Ð³£À³¼È®É«O¯d¡CµM¦Ó¡A¥æ©ö®Ä¯q¼Ò¦¡¤§¡uƒÓ 2/df¡vªº¤ñ­Èµ¥©ó5.18¡A¨Ã¥¼¹F¨ì¤p©ó3ªº²z·Q¼Ð·Ç¡A¦Ó¥B¨M©w«Y¼Æ¥ç¥¼¹F¨ì>.90¼Ð·Ç¡AÅã¥Ü¸Ó¼Ò¦¡¤´¦³¶·½Õ¾ã¡C¦¹¥~RMRµ¥©ó0.04¡A¹F¨ì¤p©ó0.05ªº¼Ð·Ç¡C¦ÓGFIµ¥©ó0.86¡A±µªñ0.9ªº¼Ð·Ç¡C¥Ñ¤W­z³o¨Ç¾ãÅé¾A¦X«×¤§ÀË©w­È¡A¥i¬Ý¥X¥æ©ö®Ä¯q¼Ò¦¡¤]¥i¦A²Ó¤À¦¨´X­Ó¦¸ºc©À¡C

¡@¡@¦b¸ê°T®Ä¯q¼Ò¦¡¤§³æ¤@ºc­±ÀË©w¤è­±(¹Ï1)¡A¥HLISREL¤ÀªR«áµo²{¡A¸ê°T®Ä¯q³o9­Ó«ü¼Ð¤§ƒÜ ­È©Ò¹ïÀ³ªºt­È§¡¤j©ó2.00¡Aªí¥Ü³o9­Ó°Ñ¼Æ§¡¹F²Î­pÅãµÛ¤ô·Ç¡C¦Ó¥B³o9­Ó«ü¼Ðªº­Ó§O«H«×§¡¹F¨ì0.5ªº¼Ð·Ç¡Aªí¥Ü³o9­Ó«ü¼Ð¼È®É¤©¥H«O¯d¡CµM¦Ó¸ê°T®Ä¯q¼Ò¦¡¤§¡uƒÓ 2/df¡vªº¤ñ­Èµ¥©ó7.56¡A¨Ã¥¼¹F¨ì¤p©ó3ªº²z·Q¼Ð·Ç¡A¦Ó¥B¨M©w«Y¼Æ¥ç¥¼¹F¨ì>.90¼Ð·Ç¡AÅã¥Ü¸Ó¼Ò¦¡¤´¦³¶·½Õ¾ã¡C¦¹¥~RMRµ¥©ó0.03¡A«h¹F¨ì¤p©ó0.05ªº¼Ð·Ç¡CGFIµ¥©ó0.84¡A¨Ã¥¼¹F¨ì0.9ªº¼Ð·Ç¡C¥Ñ¤W­z³o¨Ç¾ãÅé¾A¦X«×¤§ÀË©w­È¡A¥i¬Ý¥X¸ê°T®Ä¯q¼Ò¦¡¥ç¥i¦A²Ó¤À¦¨´X­Ó¦¸ºc©À¡C

¤T¡B¼Ò¦¡¤§ºë½o¤Æ

¡@¡@¬°¤F¯à°÷¥H¤£¦P¼Ë¥»¸ê®Æ²Õ¨Ó¥æ¤¬¡u½ÆÅç¡v¥»¶qªí¡A¥»¬ã¨s­º¥ý¥H²Ä¤@§å196¥÷¼Ë¥»¸ê®Æ¬°¼Æ¾Ú¡A¨Ó¥æ¤eÅçÃÒIS®Ä¯q¶qªíµ¥¤T­Óºc­±¤§¦¸ºc©Àªºµ²ºc¡A¨Ã±N¤£¨}ªº«ü¼Ð¤©¥H§R°£¡A±µµÛ¦A¥H²Ä¤G§å180¥÷¼Ë¥»¸ê®Æ¡A¨ÓÀË©w¦¹ºë½o¤Æ¼Ò¦¡¤§¥æ¤e®Ä«×¡C

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¡@¡@­º¥ý¥H²Ä¤@§å196¥÷¼Ë¥»¤À§O¶i¦æ¸ê°T®Ä¯q¡Bµ¦²¤®Ä¯q¡B¥æ©ö®Ä¯q¤§¦hºc­±©Ê(multidimensionality)ÀË©w¡C¨C¤@­Ó¤ÏÂФÀªR¹Lµ{¤¤¡A§¡¥ý°²³]Web-based IS®Ä¯q³o¤T­Óºc­±¥i¤À¦¨¨â­Ó¦¸ºc©À(subcontruct)¡A±µµÛ¦A¤À¬°¤T­Ó¦¸ºc©À¡B¥|­Ó¦¸ºc©À¡A¨Ã§PÂ_¤À¦¨´X­Ó¦¸ºc©Àªº¼Ò¦¡¾ãÅé¾A¦X«×¸û¨Î¡Cµ¥½T©w¸Óºc­±¥i¤À¬°¤T­Ó¦¸ºc©À¤§«á¡A±µµÛ¥HLISRELµ{¦¡¤¤³]©w©Ò¦³¦¸ºc©Àªº°Ñ¼Æ¬°free¡A¦A§Q¥ÎLISRELµ{¦¡¤¤¡u­×©w«ü¼Ð¡v(modification index, MI)¨Ó¿z¿ï«ü¼ÐÅܼơA­YMI­È·U¤j¡A«h¥Nªí§R±¼¸ÓÃD¥Ø¤§´Á±æ£q2­È·U°ª¡A¤×¨äMI­È¤j©ó5ªº«ü¼ÐÀ³¤©Àu¥ý§R°£(Joreskog & Sorbom,,1986) (§ó²z·QMI¬O¤p©ó3.84)¡C¨Ò¦p¡A¥æ©ö®Ä¯q³o­Óºc­±¤¤¡AÃD26¡BÃD31¡BÃD32¡BÃD33¤ÎÃD30ªºMI§¡¤j©ó5¡A¬G¤©¥H§R°£¡C¦p¦¹¤@ª½¤ÏÂФÀªR¡Aª½¨ì¾ãÅé²Î­p¶q¤£¦A§ïµ½ªºµ{«×¬°¤î¡A§Y³Ì²×¼Ò¦¡­n¯àÀò±o¸û°ªªº°Ñ¼Æ¦ô­p¤Ît­È¡B¸û§Cªº¼Ð·Ç»~¤ÎMI­È¡B¥H¤Î¸û¨Îªº¾ãÅéÅܼÆ(NFI¡B£q2¡BRMR¡BGFI)¡C¸g¹L¤W­z¤ÏÂФÀªR«á¡Aµo²{¸ê°T®Ä¯q¡Bµ¦²¤®Ä¯q¡B¥æ©ö®Ä¯q¤T­Óºc­±§¡¥i¦A¤À¸Ñ¦¨¤T­Ó¦¸ºc©À¡C©ó¬O¨C­Óºc­±¦A¦¸¤À§O¶i¦æ¡u´ú¶q¼Ò¦¡¡vÀË©w¡A¨äµ²ªG¦pªí7¡Bªí8¡Bªí9¡C

ªí 7 µ¦²¤ºc­±¤§Å|¥N¤ÀªR

Chi-square(df=52)=159.88, p¡Ö .05 
Goodness of fit index(GFI)= 0.88, NFI=0.91
Root mean square residual(RMR)=0.47

Åܼƽs¸¹

Ävª§Àu¶Õ

µ¦²¤Áp·ù

ÅU«ÈÃö«Y

Maximum Likelihood Estimates(¼Ð·Ç¤Æ£fx)

V35

0.93

0.00

0.00

V2

0.95

0.00

0.00

V34

0.93

0.00

0.00

V3

0.95

0.00

0.00

V1

0.94

0.00

0.00

V6

0.91

0.00

0.00

V4

0.00

0.83

0.00

V10

0.00

0.88

0.00

V5

0.00

0.91

0.00

V8

0.00

0.00

0.95

V9

0.00

0.00

0.94

V7

0.00

0.00

0.93

t­È

¡@

¡@

¡@

V35

©T©w

0.00

0.00

V2

35.05*

0.00

0.00

V34

31.42*

0.00

0.00

V3

35.01*

0.00

0.00

V1

32.39*

0.00

0.00

V6

29.10*

0.00

0.00

V4

0.00

©T©w

0.00

V10

0.00

19.66*

0.00

V5

0.00

20.54*

0.00

V8

0.00

0.00

©T©w

V9

0.00

0.00

34.82*

V7

0.00

0.00

32.98*

Modification Indices(MI)

V35

0.00

0.11

1.30

V2

0.00

0.04

0.55

V34

0.00

0.83

1.61

V3

0.00

0.13

0.48

V1

0.00

0.59

0.90

V6

0.00

4.29

4.36

V4

1.27

0.00

0.35

V10

0.13

0.00

0.08

V5

0.40

0.00

0.05

V8

3.58

2.31

0.00

V9

4.48

4.53

0.00

V7

2.12

2.93

0.00

* t > 2.0

ªí 8 ¸ê°Tºc­±¤§Å|¥N¤ÀªR

Chi-square(df=25)=94, p¡Ö .05

Goodness of fit index(GFI)= 0.92

NFI=0.90

Root mean square residual(RMR)=0.45

Åܼƽs¸¹

¸ê°TºÞ±±

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Maximum Likelihood Estimates(¼Ð·Ç¤Æ£fx)

¡@

¡@

V19

0.87

0.00

0.00

V17

0.89

0.00

0.00

V18

0.93

0.00

0.00

V11

0.94

0.00

0.00

V16

0.93

0.00

0.00

V13

0.00

0.95

0.00

V14

0.00

0.96

0.00

V15

0.00

0.00

1.00

V12

0.00

0.00

0.80

t­È

¡@

¡@

¡@

V19

©T©w

0.00

0.00

V17

23.02*

0.00

0.00

V18

25.47*

0.00

0.00

V11

25.87*

0.00

0.00

V16

24.97*

0.00

0.00

V13

0.00

©T©w

0.00

V14

0.00

25.80*

0.00

V15

0.00

0.00

©T©w

V12

0.00

0.00

7.74*

Modification Indices(MI)

¡@

¡@

V19

0.00

3.53

0.33

V17

0.00

0.02

4.07

V18

0.00

0.03

1.45

V11

0.00

3.74

0.39

V16

0.00

4.10

3.66

V13

0.41

0.00

0.41

V14

0.41

0.00

0.41

V15

4.76

4.76

0.00

V12

4.09

4.09

0.00

* t > 2.00

ªí 9 ¥æ©öºc­±¤§Å|¥N¤ÀªR

Chi-square(df=88)=276, p¡Ö .05

Goodness of fit index(GFI)= 0.92

NFI=0.91

Root mean square residual(RMR)=0.39

Åܼƽs¸¹

¥ø·~®Ä²v

·¾³q®Ä²v

¨t²Î¶}µo®Ä²v

Maximum Likelihood Estimates(¼Ð·Ç¤Æ£fx)

¡@

¡@

V20

0.93

0.00

0.00

V25

0.86

0.00

0.00

V24

0.86

0.00

0.00

V21

0.76

0.00

0.00

V23

0.00

0.84

0.00

V22

0.00

0.90

0.00

V28

0.00

0.00

0.92

V27

0.00

0.00

0.90

V29

0.00

0.00

0.89

V36

0.00

0.00

0.87

t­È

¡@

¡@

¡@

V20

©T©w

0.00

0.00

V25

23.10*

0.00

0.00

V24

22.92*

0.00

0.00

V21

17.91*

0.00

0.00

V23

0.00

©T©w

0.00

V22

0.00

11.17*

0.00

V28

0.00

0.00

©T©w

V27

0.00

0.00

26.07*

V29

0.00

0.00

25.58*

V36

0.00

0.00

23.82*

Modification Indices(MI)

¡@

¡@

V20

0.00

0.80

1.96

V25

0.00

0.98

3.88

V24

0.00

4.52

4.52

V21

0.00

1.00

4.97

V23

0.12

0.00

0.12

V22

0.12

0.00

0.12

V28

2.92

0.58

0.00

V27

4.78

0.12

0.00

V29

0.26

0.04

0.00

V36

4.52

3.30

0.00

* t > 2.00 ¡F¨Ã§R°£ÃD30¡BÃD31¡BÃD32¡BÃD26¡BÃD33

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Chi-square

187.9(df=52),p> .045

85.0(df=25),p> .05

216.6(df=88),p>.05

Goodness of fit index(GFI)

0.87

0.92

0.92

NFI

0.90

0.91

0.92

RMR

0.48

0.46

0.39

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¡@¡@¹ïIS±M®×´£­ÒªÌ¦Ó¨¥¡A¥»´ú¶q¤u¨ã¥i¶°¤¤¨ä±M®×­«ÂI°õ¦æªºµJÂI¡A¶i¦Ó§l¤Þ°ª¶¥¥DºÞªº¤ä«ù«×¡C¹ï°ª¶¥¥DºÞ¦Ó¨¥¡A¥»´ú¶q¤u¨ã¥i·í§@IS¸s²ÕÁZ®Ä¤§µû¶q¤u¨ã¡A¬Æ¦Ü¡A¥DºÞ¥ç¥i§Q¥Î¦¹¤u¨ã¨Ó¤ñ¸ûIS±M®×¹ê¬I«e¡B¹ê¬I«á¤§¹ê»Ú®Ä¯qªº¸¨®t¡A¨ÓÀ˵ø¸ÓIS¬O§_²Å¦X²Õ´ªº¥Ø¼Ð¡CÁ|¨Ò¨Ó»¡¡A¥»´ú¶q¤u¨ã©Ò´£ªº¦¸ºc©À¡A¥]¬AÄvª§Àu¶Õ¡Bµ¦²¤Áp·ù¡B¸ê°TºÞ±±¡B¨t²Îµo®i®Ä²v¡A¤Î¥ø·~®Ä²vµ¥¤­­Ó·§©À¡A´N©MSaunders & Jones(1992)©Ò»¡ªº¡GIS¹ïµ¦²¤¤è°wªº½ÄÀ»¡BIS¾ã¦X¡B¤½¥q³W¹º¡B¸ê°T¿é¥Xªº«~½è¡B¨t²Îµo®i¹ê°Èªº¾A·í©Ê¡A¤ÎIS¹ï²Õ´°]°ÈÁZ®Äªº°^Ämµ¥¤­­Ó·§©À¡A¨âªÌ¦³µÛ²§¦±¦P¤u¤§§®¡C©ö¨¥¤§¡A¥»´ú¶q¤u¨ã«Y¥i·í§@IS¸s²ÕÁZ®Ä¤§µû¶q¤u¨ã¡A¥i¥Î¥¦¨Ó¦Ò®Ö¸ê°T¤H­ûªº¤u§@ÁZ®Ä¡C


°Ñ¦Ò¤åÄm

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