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CAC NHAN TO ANH Hl/dNG i f t Dl/ D M SU* DUNG HE THONG E LEARNING CUA SINH VIEN NGHIEN ClfU TRlfdNG HOP DAI HOC BACH KHOA HA NOI Le Hieu Hoc Viin Kinh ti vd Qudn Ly Tne&ng Dgi hgc Bdch khoa Hd Ndi Ema[.]
CAC NHAN TO ANH Hl/dNG i f t Dl/ D M SU* DUNG HE THONG E - LEARNING CUA SINH VIEN: NGHIEN ClfU TRlfdNG HOP DAI HOC BACH KHOA HA NOI Le Hieu Hoc Viin Kinh ti vd Qudn Ly - Tne&ng Dgi hgc Bdch khoa Hd Ndi Email: hoc.lehieu@hust.edu.vn; Bdo Trung Kiin Cdng ty CP Phdn tich Dinh lugng Viit Nam EmaU: kiendtcoco@gmail com Ngaynhan: 10/11/2015 Ngay nhan ban sua: 28/12/2015 Ngay duyet dang: 25/8/2016 Tom tat: Hi thong E-learning ngdy cdng cd vai trd quan trgng viic chia si vd ehuyin giao tri thiec dgc biit la cdc td chiec ddo tgo nhu cdc trucrng dgi hoc Di triin khai thdnh cdng hi thdng E-learning ddi hdi cdc truang dgi hgc phdi xdc dinh dugc cdc nhdn td tdc dpng tdi viec tiip nhgn hi thdng tic sinh viin Do do, nghien cim ndy duac thiit ki di ddnh gid nhiing nhdn td hd trg vd rao cdn dnh hu&ng tai qud trinh chdp nhgn sic dung hi thdng E-learning qua trucmg hgp ciia Dgi hgc Bdch khoa Hd Npi Kit qud nghiin cim tit 205 sinh viin tham gia cdc khda hoc true tuyin cho thdy du dinh sic dung hi thdng E-learning ciia sinh viin chiu tdc dpng ciia bdn nhdn td (1) cdm nhgn vi tinh hiiu qud; (2) tinh hiiu ich cdm nhgn; (3) tinh thugn tiin vd (4) rao cdn ky thudt Trong rao cdn ky thuat cita hi thdng cd tdc ddng ngugc chiiu t&i dit dinh sit dung hi thdng cua sinh viin Tu khoa: E-leaming, dy djnh su dung, cam nhan vg tinh bieu qua, tinh biiu ich cam nhan, tinh thuan tien, rao can ky thuat Factors influencing intention to use e-learning system of student: A case study in Hanoi Univesity of Science and Technology Abstract: E-learning system plays an important role in sharing and transferring knowledge, especially in educational organizations, such as universities Ifa university wants to successfully promote students to use E-learning system, it is neeessaiy for its managers to find out how the essential factors have impacts on the acceptance of the system of students This study is designed to measure the impacts of each barrier and supportive factor on the process of accepting to use E-learning system of students from the case of Hanoi University of Science and Technology (HUST) Using swvey data from 205 students who have participated in Elearning courses in HUST the results show that the student's intention to use E-learning system is influenced by four main factors: (1) perceived effectiveness; (2) perceived usefulness; (3) convenience; and (4) technical barriers Despite the fact that the first three factors have positive impact, the "technical barriers" has negative impact on student's intention of using E-learning system Keywords: E-learning; intention to use; perceived effectiveness; perceived usefulness; convenience; technical barriers Sd 231 thing 9/2016 73 trinh dao tao ma viee giang day bay phan phli ngi dung thong qua cac phuong tien dien ta nhu vo taygn tmyen hinh, mang may tinh, mang intemet 1- Gioi thifu He thong E-leaming dem lai nhigu lgi ich cho ca nguai day va nguai hpc nhu tinh linh boat, cap nhat, dinh huong va ca tilt kiem chi phi Bai vay, cae djch •vy lign quan din he thing E-leaming phat trien rat lihaiih chong trgn thi gitii va ca Viet Nam Dy bao dgn nam 2016 ting doanh thu ta cac dich vu lign quan din E-leaming dat trgn 51 ty USD Trong do, khu vitc chau A (tni An Dp va Trang Quie) co doanh thu Ion thu hai sau Bic My vai 11 ty USD va CO toe dp tang traang Ion nhat la tren 16%) suit giai doan ta 2011 din 2015 (Docebo, 2014) Digu cho thay vai tro cang quan trpng cda cda he thong E-leaming doi vai cac tl chuc, dac biet la cac to chitc giao dye nhu cac traong dai hpc Trgn the giai cac khoa hpc, cae chuang trinh hgc tryc tayen cua eac to chuc va eac dai hpc da tro ngn rit bien Tai Viet Nam cac to chiic giao dye, cac tarang dai hpe cflng da bat dau trign khai nhilu chuong trinh hgc trye tayln eho sinh vien nhu chuong trinh hgc true taygn cda Topica lien kit voi cac tmang dai hgc, cac khoa hpc cda cac tra'ong Dg phat trign he thong E-leaming cac nha hoach djnh chinh saeh, cac nha phat triln he thing djch -vu ta cae truang dai hpc phai xac djnh dupe nhirng thupc tinh giup cho he thong dupe chap nhan bai nguai hpc Mac dd, cac nghign eira danh gia eac nhan to anh huang toi qua trinh chap nhan eac he thong E-leaming da dugc thyc hien kha bign trgn tbi giai (Roca & Gagne, 2008; Park, 2009; Park & cgng sy, 2012; Punnoose, 2012; Chen & Tseng, 2012; Cakir & Solak, 2014; Mohamandi, 2015) Tuy nhien, tai Viet Nam cac nghign cu'u nhu vay rat ban ehe phan Ion cac truang dai bgc Viet Nam mai bat dau trien khai gan day Tai Dai bgc Bach khoa Ha Npi, he thong E-learning moi dugc trign khai thd nghiem giai doan 2012-2015 va chua co mgt nghign cdn he thong ve cac nhan to anh huong tai dy djnh sd dung cda sinh vign Bai vay, nhu cau thyc hien nghien cuu mgt each he thing la rat can thigt Do do, chdng toi thyc bien nghign cuu nham xac djnh va danh gia anh huang cda cac nhan to tai dy djnh su dung be thing E-leaming cua sinh vign thong qua tra'ong hgp Dai hpc Bach khoa Ha Ngi T6ng quan ly thuygt va mo hinh nghien cihi 2.1 He ti-ong E-learning vd cdc nhan td dnh hu&ng t&i viec chap nhgn he thdng E-learning He thing E-leaming la he thing thyc hien qua Sd 231 thing 9/2016 Dy djnh sit dyng la nhan thitc ve xu huong hay kha nang quyet djnh su dung djch vu hay he thong (Davis, 1989; 1993) Dii vai he thing E-leaming, dy dinh chap nhan he thong dugc xem nhu xu huong sinh vign tiem nang chap nhan he thong duac giai thieu djch -vu Dy dinh sir dyng dugc danh gia thong qua khia canh vg thuc day nhu ciu su dyng, kha nang giai thieu he thong cho nguai khac, nhan thue ve viec ngn sit dung djch vu hay xu huang tigp tyc su dung djch -vu ta nhan thirc Co nhjgu nhan to khac eo the anh huong tai dy djnh chap nhan mpt he thong djch vu cong nghe Doi vai cac djch vy cong nghe nhu he thong Eleaming mo hinb chap nhan cong nghe (TAM) la mpt mo hinh dugc sir dyng bign (King & He, 2006) Mo binh TAM dugc phat triln ta ly thuylt hanh dgng hpp ly (TRA) (Fisbein & Ajzen, 1975) va ly thuygt banh vi dy djnb (TPB) (Ajzen, 1985) voi viec tap trang khao sat tinh hiiu ich cam nhan va tinh dg sd dung cam nhan toi thai dp va dy djnh cda nguai su dyng (Davis, 1989, 1993; Taylor & Todd, 1995) Cac nghign ciiu tiep theo phat trign mo binh TAM vai nhigu bign han va bo qua tac dgng cda tinh him ich cam nhan tai thai doi vai djch vu (Davis & Venkatesh, 2000; Venkatesh va cpng, 2003, Melas & cpng sy, 2011; Park, 2009; Park & cpng sy, 2012; Punoose, 2012; Chen & Tseng, 2012; Cakir & Solak, 2014) Co thg chia cac nhan to tac dpng ttii dy djnh su dung djch -vu cong nghe hai nhom Nhom thit nhat bao gom cac nhan to ho trp nhu tinh de sd dyng cam nhan, tinh hiiu ich cam nhan (Davis, 1993; Venkatesh & cpng sy, 2003; Roca & Gagne, 2008; Park, 2009; Cakir & Solak, 2014; Mohamadi, 2015), tinh hieu qua cam nhan (Park, 2009; Park & cpng sy, 2012) va tinh thuan tien (Berry & cpng sy, 2002; Gupta & Kim, 2006) Nhom thu hai lign quan den rao can sd dung djch -vu co tinh chat ky thuat nhu kha nang ta'ong thich cua he thong vai thilt bj nguai dung, tang co so cong nghe thong tin cho djch -vu hay cac phan mgm danh rigng cho tang he thong Trong do: Tinh de su dung cam nhan la mdc dp niem tin cda ca nhan viec su dung mot he thing cong nghe se mang lai cho hp sy ta do, thoai mai vai he thing jg (Davis, 1989, 1993; Taylor & Todd, 1995) Tinh dl su dung la nilm tin vl kha nang co thi sd dung he thing mpt each dl dang, dg dat dupe viec su dyng thao djch vu thai gian ngan hay cam nhan vl nhung thao tac su dyng don gian Tinh huu ich cam nhan la muc dp tin tuong cda nguoi su dyng vao he thing se gidp cho hp nang cao kit qua thyc bien cong viec (Davis, 1989, 1993; Venkatesh & cpng sy 2003; Cakir & Solak, 2014; Chen & Tseng, 2012) Dii vai he thing E-learaing tinh bun ich cam nhan co the dugc xem xet thong qua viee gidp cho sinh vien cai thien viec bgc tap, cai thien kit qua cung nhu nhan thuc vg Igi ich cda he thong mang lai vai bg cho sinh vien hay muc dg dang tray cap su dung djch vy Rao can la nhung bit lgi, can tra nguai su- dyng tilp can su dung djch vu (Inlander, 2003) D6i vai he thing cong nghe nhu he thing E-leaming cac rao can CO tbi din ta' thilu taong tbieh gifl-a he thing dich vu va thilt bj cda nguai sd dyng, thilu ba ting cong nghe thong tin eho tilp can djch vy bay nhung doi hoi vl cac phin mim dac trung eho tung he thong 2.2 Md hinh vd gid thuyit nghiin cuu Mo binh nghien cdn duae tich hop ht mo hinh chip nhan cong nghe, Iy thuylt vl rao can chuyen dii dii vai dy djnh su dyng djch vy cong nghe Trong do, du dinh su dyng he thing E-leaming ebju Tinh bieu qua cam nhan la nhan thdc vg kha nang anb huang cda (1) tinh hieu qua cam nhan; (2) tinh su dung he thing cong nghe mgt each bieu qua ta hflu ich cam nhan; (3) sy thuan tien; va (4) rao can nguoi su dyng (Park & cpng su, 2012) Tinh hieu ky thuat Tinh bflru ich lai chju anh huang cda hai qua cam nhan la mpt bien nhan thuc ca nhan dupe nhan tl (I) tinh dl su dyng earn nhan va (2) tinh xac djnb thong qua nigm tin ve kha nang sd dung he hieu qua cam nhan (Hinh 1) Tinh dg sd dyng cam nhan la nhan thuc ve kha thing cho cong viec cda hp, su am bigu ca nhan cda hp vl he thing va eae thigt bj cung nhu nhan thuc nang de dang su dyng djch -vy ca nhan dugc tiep vl viec CO diy dd ky nang cho viec su dung djch -vu xdc voi be thing djch vu Nhigu nghien cdu cho Sy thuan tien la kha nang dg dang tigp can va sd thiy tinh dl su dyng cam nhan co anh huong tich dung he thing dich vu, nhung lgi ich dem lai tu he cyc dgn cam nhan ve tinh bun ich (Taylor & Todd, thing djch vu dii vai nguai su dung Theo Berry & 1995; Venkatesh & Davis, 2000; Venkatesh & cpng sy 2003; Park, 2009; Park & cpng sy, 2012; Cakh cpng su (2002) hai chia khoa dg xac djnh sy thuan & Solak, 2014; Mohamadi, 2015) Do do, nghign tien cda san pham va djch -vy la viec tiet kiem thoi cuu dua gia thuygt: gian va giam co gang dg co thg su dung dugc san HI: Tinh de sd dyng cam nhan co tac dpng tich phim hay dich -vy Brown (1990) cho rang sy thuan tien cda djch vy dugc the hien qua cac khia canh: eye dgn tinh hfl'u ich cam nhan thoi gian, dja digm, toi ich nhan dugc, viec su dung Tinh hieu qua la nhan thue ca nhan vg kha nang va sy hap dan djch -vu Doi vai he thong E-leaming su dyng he thong mgt each hieu qua (Park & cgng sy thuan tien co thg dugc danh gia thong qua kha sy, 2012) Ca nhan ta tin vao kha nang su dung he nang tray cap, viec tigt kiem va chd dgng thai gian thong se tac dgng tai ky vpng vg tinh hfln ich cua Hinh 1: Mo hinh nghien cuu Rao can ky thuat Tinh hieu qua cam nhan Dy djnb su dung Tinh dg sd dyng cam nhan Su thuan tien So 231 thing 9/2016 80 djch vu va thdc diy dy djnb su dyng he thing cda hp (Park, 2009; Park & cpng sy, 2012) Do do, nghign cum dua gia thuygt: H2: Tinh bieu qua cam nhan co tac dpng tich cyc dgn tinh huu Ich cam nhan H3: Tinh hieu qua cam nhan co tac dpng tich eye den dy djnb su dyng Tinh him ich cam nhan la sy tin taong vao he thong giup cho ca nhan sd dyng nang cao dugc hieu qua cong viec (Davis, 1989; 1993; Venkatesh & cpng sy, 2003) Tinh hfln ich la nhan tl thdc diy xu huong hay dy djnh cda nguai su dyng chip nhan mpt he thong cong nghe mai (Venkatesh & cpng sy, 2003; Lin & cpng sy, 2005; Roca & Gagne, 2008; Park, 2009; Park & cpng su, 2012; Punnoose, 2012; Chen & Tseng, 2012; Mohamadi, 2015) Do do, nghign cdu dua gia thuylt: H4: Tinh bun ich cam nhan co tac dpng tich cyc dgn dy djnh su dung Sy tbuan tien la kha nang dg dang tigp can va sd dung he thong djch vu, nhung lgi ich dem lai ta he thong djch vu doi vai nguoi su dung (Berry & cgng sy, 2002) Sy thuan tien vg djch vu la nhan tl thdc day ca nhan chap nhan he thong mai (Gupta & Kim, 2006) Do do, nghign ciiu dua gia thuygt: 2009; Park & cgng sy, 2012; Brow, 1990; Berry & eong sy, 2002) Cac cau hoi cda nhan to rao can ky thuat dugc phat trien bang phuang phap Delphi qua mgt mang chuygn gia bao gom bay nguai va su dung phong van hai vong de xay dyng (Chu & Hwang, 2008) Cac cau hoi tang nhan to duac djch tu tieng Anh sang tigng Viet va dupe hieu chinh thong qua qua trinh djch ngugc dg dam bao cac cau hoi khong bj thay doi y nghTa so vai cac cau hoi glc tieng Anh Bang cau boi dupe tiln hanh hoi thd qua 10 sinh vign dg danh gia tinh dl hilu, each dien dat ta ngu va dugc bieu chinh mgt lan nua truoc klii dieu tra chinh thuc (bang 1): 3.2 Chgn mdu vd phucmg phdp thu thap dir lieu Dg dam bao tinh tin cay cda nghign cuu chdng toi xac djnh ca miu toi thigu la 200 dat muc kha theo quy tac cda Corarey & Lee (1992) cho cac nghien cuu sd dung phan tich nhan to Chdng toi phat di 350 phigu dieu tra va thu ve dupe 205 philu hop le, ty le hli dap dat 58% Du lieu dupe thu thap thong qua bang cau boi khao sat phat cho sinh vign da tham gia cac khoa hpc qua he thong E-leaming cua truang vong mpt nam tinh tai thai digm digu tra Bang can hoi dugc phat tai cho sinh vign cda tdng khoa hgc theo danh sach dugc lap ngau nhien tit danh sach sinh vien tham gia khoa hgc thong qua sy trg gidp cda cac trg ly khoa (vien) H5: Sy thuan tien co tac dgng tich cyc dgn dy djnh su dyng 3.3 Phuang phdp phdn tich dii- lieu Du lieu nghign cuu dugc phan tich bang cac phuong phap phan tich da bien Dau tign cac nhan to mo hinh nghien cim dugc danh gia tinh tin cay thong qua he so Cronbach Alpha va be so taong quan bien tong (Suanders & cgng su, 2007; Hair & H6: Rao can ky thuat co tac dgng tigu cyc dgn dy cpng sy, 2006) Chung toi su dyng tigu chuan he sl Cronnbach Alpha Ion ban 0.7 (Hair & cpng sy, djnb sd dung 2006) va he so taong quan bign tong Ion han 0.3 Phuong phap nghien cihi (Nunally & Burstein, 1994) Dg danh gia tinh don 3.1 Thiit ki nghiin ciru huang va dp gia trj cda tang nhan to chdng toi su Nghign eun duac thuc bien thong qua phong vin dung phan tich kham pha nhan to Do mo hinh la cac sinh vien da su dung he thing E-leaming tai mpt mang quan he ngn each phan tich lan lupt cho Traang Dai hpc Bach khoa Ha Npi bing mgt bang tdng nhan to dupe su dung Tieu chuan phd hpp cda hoi CO ciu tnic Thai gian khao sat dupe thyc hien phan tich kham pha nhan to la he so KMO lan hon hai thang la thang va thang nam 2015 0.5, tong phuang sai giai thich Ion ban 50%, cac he Thang duoc su dyng la thang Likert dilm so factor loading Ion hon 0.5 (Hair & cpng su, voi la hoan toan khong ding y va la hoan toan 2006) Tigp theo nghien ciiu sd dyng phan tich ding y- Bp cau hoi dugc tham khao ta cac nghign tuong quan dg danh gia moi quan he giua cac nhan cuu truoc day (Davis, 1993; Taylor & Todd, 1995; to mo hinh va digm trang binh, dp lech chuan Venkatesh, 2000; Venatesh & cgng su, 2003; Park, de danh gia muc dp cam nhan cda sinh vign vg tung Rag can ky thuat la nhung bat Igi vg khia canh cong nghe, ky thuat dgn viec tigp can he thong djch vy (Julander, 2003) Rao can vg mat ky thuat cang Ion se tac dgng tigu cyc den xu huong chap nhan sd dung he thong cda nguai sd dung Do do, nghien cdu dua gia thuyet: Sd 231 thing 9/2016 81 kinlileJ'liiillii Bang 1: Cau hoi dieu tra Noi dung cau hoi Ma EFCl Anh/chi dl dang sir dung dugc cac phan mem lien quan den he thong E-leaming EFC2 ,,„„, PEUl Anh/chi tin tuong vao viec sir dyng he thing E-leaming cho viec hoc tap cua minh Anh/chi am hieu vl viec sir dung cac thiet bi may tinh cho viec su dung he thing Eleammg Anh/chi nghi rang co minh eo du ky nang can thiet cho viec su dung he thong Eleammg Tinh de sir dung cdm nhan Anh/chi thay he thong E-Ieaming la rat de sii dung PEU2 Anh/chi cho rang he thong E-leaming de dang co the thao viec sir dimg PEU3 Anh/chi thay thao tac va giao tiep vai he thong E-leaming la rat de dang PEU4 Anh/chi nghi rang viec hoc cac sur dyng he thong E-leaming la rat di dang pyj Tinh hiru ich cdm nhan Anh/chi nghT rang viee su dung he thing E-leaming giup cai thien viec hoc tap cua EFC4 py2 PU3 ^^^ CONl C0N2 „„,,, CUN j C0N4 Tham khao Tinh hieu qud cdm nhdn ™i* , , Anh/chi nghT ring viec sir dung he thing E-leaming lam gia tang kit qua hoc tap cua minh Anh/chi thay ring cac chucmg trinh hgc dugc cung cip qua he thing E-leaming la hiru ich vm vod minh him ich minh Anh/chi nghT rang he thing E-leaming la mgt tien ich tit vgi sinh vien Tinh thugn tien ^^ thong E-leaming eo the truy cap dugc a mgi luc, mgi nai miin la co duang truyen intemet He thing E-leaming giup anh /chi tilt kiem thai gian cho viee hgc hanh T,- u- T- , • ' ' He thong b-leammg giup anh/chi ehu dgng ttong viec bo fri thai gian hgc hanh He thong E-leaming hien tai eo thi dl dang fruy cap dugc Rao cdn ky thuat BARl He thong E-leaming khong taong thich vai moi he dilu hanh cua cac thilt bi mav tinh • BAR2 „ - ; , He thong tang cong nghe thong tin cho he thong E-learamg chua tit Park (2009), Park *• C9°g ^V (^012) Davis (1993), Tavlor & Todd (1995), Venkatesh & cong su (2003) Davis (1993) Taylor & Todd (1995), Venkatesh & su (2003) cgng Brown (1990), Berry & cong su (2002) Phuang phap Delphi BAR3 ° INT rNT2 "^^^ '^^'* Sir dung he thong E-leammg phai su dung cac phin mim rieng kho sii dung Du- dinh sir dung Anh/chi se sir dung he thing E-leaming nlu co nhu ciu hgc tap A u/ u- - • • • , • - , Anh/ehi se giai thieu he thong E-leaming eho cac ban sinh vien khac ^n"^'!! "^"^ '^"^ ""* "'^^ ^'^^ ""^ "^" ' " ''""^ ^- * ^ " § E-leaming cang nhilu !,™^ ° , ,, J ™ " J i | ^ ° ^ ^ ' ' ' ' ' " ' ^ ' ' ' ' ' ^ " ^ P t V " t r dung he thing E-learaing cho viec hgc tap nhan t l mo binh Culi cung dl danh gia quan h? nhan qua va kigm djnh cac gta thuylt nghien edu Chung toi sd dung phan tich hli quy vai muc y nghTa liy theo thong lg la 5% Sd 231 thdng 9/2016 Davis (1993),Venkatesh & cong su (2003) Kit qua nghien cm, 4.1 Kit qud ddnh gid su tin cay thang cdc nhdn td i^x • * u •- - u ^ • - u- -= Ket qua danh gia dnh tm cay eua eae nhan to 82 Bang 2: Kit qua danh gia tinh tin cay thang cac nhan tl Nhan to Tinh hieu qua cam nhan Tinh dg su dung cam nhan Tinh hflu ich cam nhan Tinh thuan tien Rao can ky thuat Dy dinh su dimg He sl Cronbach Alpha (so bien quan sat) Tucmg quan bign tong (bign quan sat) KMO TVE (%) Factor laoding be nhat (bign quan sat) 859(4) 928(5) 832(4) 891 (4) 768 (3) 850 (4) 668 (EFC4) 771 (PEU2) 547 (PU2) 790 (C0N3) 539 (BARl) 652 (INTl) 802 773 803 822 671 770 70.789 78.692 68.135 75.549 68.386 69.043 818(EFC4) 850 (PEU2) 719 (PU2) 824 (CONl) 783 (BARl) 803 (INTl) Ngudn: Tinh todn ciia tdc gid vcri su hd trg cita phdn mim SPSS Bang 3: IMa tran tu-ong quan va diem danh gia cho timg nhan to Bign EFC PEU PU CON BAR INT Mean 3.384 3.845 3.360 3.112 3.485 3.411 SD 982 808 912 911 646 904 EFC 646** 738** 586** -.269** 713** PEU PU CON BAR INT 624** 431" 068 561** 598" -.229** 691" -.364** 732** -.509** ** Mue y nghTa 1% Ngudn: Tinh todn cua tdc gid vcri su hd trg cua phdn mem SPSS Ghi chii: EFC Id tinh hieu qud cdm nhdn, PEU Id tinh de sit dung cdm nhdn, PU Id tinh hitu ich cdm nhdn, CON Id tinh thugn tiin, BAR Id rao cdn ky thudt vd INT Id du dinh sir dung mo hinh cho thay cac nhan to dgu dat tinh nhat quan npi tai, he so Cronbach Alpha dgu Ion bon 0.7 (nho nhat bang 0.768 voi bign rao can ky thuat), cac bign quan sat cda tdng nhan to dgu co he so taong quan bien tong Ion hon 0.3 (bang 2) Phan tieh kham pha nhan to cho thay tap hpp cac bien quan sat tang nhan to la nhung thang dan huong va phan tich nhan tl phd hgp vai du lieu nghien cuu Cac be sl KMO diu Ion ban 0.5, tong phucmg sai giai thich (TVE) Ion bon 50%, cac he sl factor loading Ion ban 0.5 (bang 2) 4.2 Cdm nhgn cua sinh viin v&i cdc nhan td vd mdi quan hi giii'a cdc nhdn td Kit qua phan tich cho thay dilm danh gia trung binh (mean) vg du djnb sd dyng va cac nhan tl mo hinh diu a mdc trgn thang Likert dilm va lech chuan (SD) cua cac nhan tl cung kha nho ("ho 1) Trong sinh vign danh gia cao nhit •:• liv: dg su dung cam nhan (Mean = 3.845, SD = 0.; J.'') va thap nhit o nhan tl sy thuan tien (Mean = 3.5,2, SD = 0.911) Kit qua phan tieh taong quan hdng 9/2016 eho thay cac nhan to mo hinh deu co quan he vai (r ^ 0) Trong nhan to rao can ky thuat CO taong quan am vai dy djnh su dyng (r = -0.509, p < 0.05) (bang 3) 4.3 Phdn tich hdi quy vd kiem dinh gid thuyit nghiin cuu Dg kigm djnh cac gia thuyet nghign cim ehung toi su dung hai mo hinh phan tich hoi quy (vai hai bien phu thupc la PU va INT) bang phuang phap ting binh phuong nho nhat (OLS) Kgt qua uoc lupng ta da lieu digu tra co thg vigt phuang trinh hoi quy nhu sau: Doi voi quan he giua tinh hiiu ich cam nhan vai tinh higu qua va tinh dg su dyng cam nhan la: PU = 0.575EFC + 0.253PEU (R^ = 0.582); Dii vai quan he giua dy djnh sd dyng voi tinh hieu qua, tinh hfln ich cam nhan, sy thuan tien va rao can ky thuat la: INT = 0.280 EFC + 0.220PU + 0.342CON 0.259BAR (R2 = 0.734) (Hinh 2) Kit qua uac lugng cho thay hai biln tinh hieu qua cam nhan va tinh dg su dyng cam nhan giai thich dupe 58.2% su thay doi cda biln tinh hfln ich cam 83 kinlity*hiiUi1eii Hinh 2: Kit qua phan tich h6i quy Rao can ky thuat Tinh hieu qua cam nhan Du dinh six dung R^ = 734 Tinh dl sit dung y cam nhan 253 Su thuan tien *Mdc y nghTa 5%0.05 Nguon: Tinh todn cita tdc gid vai su hd trg ciia phdn mim SPSS Ghi chii: Cdc gid dinh cita phuang phdp OLS da dugc kiim tra khdng cho thdy dnh hu&ng t&i kit qud u&c lugng nhan (R^ = 0.582), anh huong cda tinh hieu qua cam nhan lan ban tinh di su dung cam nhan (Pgp^, = 0.575, p< 0.05; Pp^^ = 0.253, p < 0.05) Cac biln tinh hieu qua cam nhan, tinh bun ich cam nhan, sy thuan tien va rao can ky thuat giai tbieh dugc 73.4% sy thay dii cda dy djnh sd dyng (R^ = 0.734) Trong anh huong Ion nhit la nhan to sy thuan tien (PcoN = '^•342, P < 0.05), tilp din la nhan tl tinh hieu qua cam nhan (pgp(, = 0.280, p < 0.05), nhan tl rao can ky thuat (PBAR= '-0.259, p < 0.05) va nho nhit la tinh burn ich cam nhan (Pp^ = 0.220, p < 0.05) Kit qua phan tieh cho thay tat ca cac bien mo binh dgu co y nghTa thong ke (p< 0.05) Hay noi each khac chap nhan ca sau gia thuygt tu HldlnH6 Ban luan va ham y nghien ciiu Viec xac djnh duoc cac nhan to anh huong tai dy djnh su dung he thong E-leaming dang giai doan phat trien thd nghiem co y nghTa rat quan trpng doi voi nha tm'dng No gidp viec hoach djnh chinh sach phat trign he thong, co nhfl'ng gpi y cai thien cac tinh nang cda he thong phd hop vai ky vpng cda sinh vign vg he thong E-leaming Bang nghign cuu thyc nghiem chdng toi thay rang cae nhan tl thupc mo hinh TAM (tinh dg su dung cam nhan, tinh bun ich cam nhan) la nhung nhan tl quan trgng anh hudng toi dy djnh sd dyng cda sinh vign dii vai he thong E-leaming Dieu mpt lin nua kilm chung tinh tin cay cda mo hinh TAM cho cae djch vu cong nghe Kgt qua cung kha tuong ding vai nghign cdu vg dich vu cong nghe gin day nhu nghign cdn Sd 231 tlidng 9/2016 cua Melas & cpng sy (2012) ITnh vyc thong tin y tl, djch vu thuong mai dien ta (Klopping & Mckinney, 2004; Uroso & cgng sy, 2010), hay dii vai he thing dao tao tryc tayen (Roca & Gagne, 2008; Park, 2009; Park & cgng sy, 2012; Lin & cgng sy, 2010; Chen & Tseng, 2012; Punnoose, 2012; Cakir & Solak, 2014; Mohamadi, 2015 ) Ngoai nhfl'ng nhan tl chinh ta mo hinh TAM, nghign cuu cung cho thay cae nhan to tihu tinh hieu qua cam nhan va sy thuan tien eung eo anh huong lan din dy djnb sd dyng cda nguai su dung Trong anh huong Ion hem ta tinh thuan tien cda dich vu Dilu cho thay sinh vien Viet Nam hien van tap trang vao nhiing thugc tinh dem lai nhieu gia trj, loi ich tryc tigp sd dyng he thong E-leaming Kgt qua cung kha ta'ong dong vai ket qua nghien cuu tai Han Quic (Park, 2009; Park & cgng sy, 2012) cho thay tinh hieu qua cam nhan co anh huong tich cyc dgn dy djnh su dung Qua kgt qua nay, chdng toi eiing ghi nhan anh huong ro rang cda nhan to rao can ky thuat doi vai qua trinh chap nhan be thong E-leaming hien Digu cho thiy dl thu hut va phat trign he E-Ieaming mgt each hieu qua thi cae ylu to lien quan den cong nghe, nhung giai phap ky thuat eung can dupe chu trpng dg giam cac rao can doi voi nguai sd dung ygu to ky thuat 84 Nghign eun eung ghi nhan mue dp cam nhan cda sinh vien vai cac nhan tl anh hudng tai dy dinh sd dyng va dy djnb sd dung he thing a muc kha khjgm tin Dilm danh gia vl dy dinh sd dung chi a mdc 3.4 la muc trang binh kha, khong phai a mue cao Dilu cho thiy dgng lyc thdc diy sinh vign hien lya chgn he thing E-learning khong cao Nhan to anb budng Ion nhat la tinh thuan tien eo diem danh gia kha thip (3.1), hau hgt eac nhan to eo tac dgng tich cyc tai dy djnh su dung he thong deu CO digm duai mue 3.5 Digu eho thay be thong E-leaming hien tai can phai eai thien eac tinh nang, cong cy nhieu hon nua tnai eo the thu hut dugc sinh vign sd dung Nhan to rao can ky thuat vin la mpt can tra kha Ion theo danh gia cua sinh vien (3.4) Nghien cira cung dem lai nhung gpi y hfln ich cho cae nha hoach djnh chinb sach su dung Eleaming, eac nha phat trien cac he thing E-leaming tai cac tra'dng dai hpe Thu- nhdt, viec phat trign ca he thong E-leaming phai huang den viec cai thien viec bpc tap cda sinh vien, budng tdi nhirng lpi ich cot loi cda ngudi bpc qua: (I) cai thien tinh thuan tien viec tilp can he thong bang (i) eai thien kha nang truy cap be thong; (ii) cho phep chd dpng viec dang ky va su dung he thong cda sinh vign; (2) cai thien tinh hieu qua cam nhan eua he thdng vdi sinh vien thdng qua viec (i) xay dyng nhieu phien ban he thong cho cac he digu hanh khac ta thiet bj cda sinh vign; (ii) dao tao nhung ky nang co ban vg sd dyng may tinh eho sinh vign ta nhap tra'dng; (iii) xay dyng cac phan mgm sd dyng he thdng mdt each d l dang, than thien; (3) Nang cao tinh huu ich cda be thdng ddi vdi sinh vign bang cac bien phap nhu: (i) da dang cac chuang trinh hgc qua he thdng E-learning, (ii) tap trang traygn thdng ti'nh hfln ich cda be thdng nhu gidp cai thien viec bgc tap, gia tang ket qua hgc tap, dg dang tray cap tdi sinh vien thdng qua nhieu kenh thdng tin Thu- hai, tap trang xay dung va eai thien be thdng theo hudng than thien, giam cac rao can ky thuat bang cac bien phap: (i) nang cap he thdng tang cdng nghe thdng tin cung cap djch vy ta Tradng Dai hpc, (ii) phat trign nhieu phign ban khac phd hgp vdi nhigu ddi tagng su dung he dieu hanh, thiet bj khac Mac dd nghign cdn da dat duac myc dich ban dau dat nhung bgn canh dd van cdn nhflng han chg nhat djnh Thie nhdt, nghign cuu 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