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[.]
Trang 1CAC 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 trong 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 do 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 pro-mote 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 E-learning courses in HUST the results show that the student's intention to use E-E-learning sys-tem 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; conve-nience; technical barriers
Sd 231 thing 9/2016 7 3
Trang 21- 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%) trong
suit giai doan ta 2011 din 2015 (Docebo, 2014)
Digu do cho thay vai tro ngay 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
pho 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 pho 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 do 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 trong 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 nay 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
2 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
trinh dao tao ma trong do 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
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 khi 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 nhau 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 E-leaming mo hinb chap nhan cong nghe (TAM) la mpt mo hinh dugc sir dyng pho 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 do 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 thanh 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, ha 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 trong viec su dung mot he thing cong nghe
se mang lai cho hp sy ta do, thoai mai vai he thing
Trang 3(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
thanh thao djch vu trong 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
Tinh bieu qua cam nhan la nhan thdc vg kha nang
su dung he thing cong nghe mgt each bieu qua ta
nguoi su dyng (Park & cpng su, 2012) Tinh hieu
qua cam nhan la mpt bien nhan thuc ca nhan dupe
xac djnb thong qua nigm tin ve kha nang sd dung he
thing cho cong viec cda hp, su am bigu ca nhan cda
hp vl he thing va eae thigt bj cung nhu nhan thuc
vl viec CO diy dd ky nang cho viec su dung djch -vu
Sy thuan tien la kha nang dg dang tigp can va sd
dung he thing dich vu, nhung lgi ich dem lai tu he
thing djch vu dii vai nguai su dung Theo Berry &
cpng su (2002) hai chia khoa dg xac djnh sy thuan
tien cda san pham va djch -vy la viec tiet kiem thoi
gian va giam co gang dg co thg su dung dugc san
phim hay dich -vy Brown (1990) cho rang sy thuan
tien cda djch vy dugc the hien qua cac khia canh:
thoi gian, dja digm, toi ich nhan dugc, viec su dung
va sy hap dan djch -vu Doi vai he thong E-leaming
sy thuan tien co thg dugc danh gia thong qua kha
nang tray cap, viec tigt kiem va chd dgng thai gian
cho sinh vien hay muc do 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 anb huang cda (1) tinh hieu qua cam nhan; (2) tinh hflu ich cam nhan; (3) sy thuan tien; va (4) rao can
ky thuat Tinh bflru ich lai chju anh huang cda hai nhan t l (I) tinh dl su dyng earn nhan va (2) tinh hieu qua cam nhan (Hinh 1)
Tinh dg sd dyng cam nhan la nhan thuc ve kha nang de dang su dyng djch -vy khi ca nhan dugc tiep xdc voi be thing djch vu Nhigu nghien cdu cho thiy tinh dl su dyng cam nhan co anh huong tich cyc dgn cam nhan ve tinh bun ich (Taylor & Todd, 1995; Venkatesh & Davis, 2000; Venkatesh & cpng
sy 2003; Park, 2009; Park & cpng sy, 2012; Cakh
& Solak, 2014; Mohamadi, 2015) Do do, nghign cuu nay dua ra gia thuygt:
HI: Tinh de sd dyng cam nhan co tac dpng tich eye dgn tinh hfl'u ich cam nhan
Tinh hieu qua la nhan thue ca nhan vg kha nang
su dyng he thong mgt each hieu qua (Park & cgng
sy, 2012) Ca nhan ta tin vao kha nang su dung he thong se tac dgng tai ky vpng vg tinh hfln ich cua Hinh 1: Mo hinh nghien cuu
Tinh hieu qua cam
nhan
Rao can ky thuat
Tinh dg sd dyng
cam nhan
Dy djnb su dung
Su thuan tien
Trang 4djch vu va thdc diy dy djnb su dyng he thing cda
hp (Park, 2009; Park & cpng sy, 2012) Do do,
nghign cum nay dua ra 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 nay dua ra 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 nay dua ra gia thuygt:
H5: Sy thuan tien co tac dgng tich cyc dgn dy
djnh su dyng
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 nay dua ra gia thuyet:
H6: Rao can ky thuat co tac dgng tigu cyc dgn dy
djnb sd dung
3 Phuong phap nghien cihi
3.1 Thiit ki nghiin ciru
Nghign eun duac thuc bien thong qua phong vin
cac sinh vien da su dung he thing E-leaming tai
Traang Dai hpc Bach khoa Ha Npi bing mgt bang
hoi CO ciu tnic Thai gian khao sat dupe thyc hien
trong hai thang la thang 8 va thang 9 nam 2015
Thang do duoc su dyng la thang do Likert 5 dilm
voi 1 la hoan toan khong ding y va 5 la hoan toan
ding y- Bp cau hoi dugc tham khao ta cac nghign
cuu truoc day (Davis, 1993; Taylor & Todd, 1995;
Venkatesh, 2000; Venatesh & cgng su, 2003; Park,
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 trong 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 trong 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 trong 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)
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 trong 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 & cpng sy, 2006) Chung toi su dyng tigu chuan he sl Cronnbach Alpha Ion ban 0.7 (Hair & cpng sy, 2006) va he so taong quan bign tong Ion han 0.3 (Nunally & Burstein, 1994) Dg danh gia tinh don huang va dp gia trj cda tang nhan to chdng toi su dung phan tich kham pha nhan to Do mo hinh la mpt mang quan he ngn each phan tich lan lupt cho tdng nhan to dupe su dung Tieu chuan phd hpp cda phan tich kham pha nhan to la he so KMO lan hon 0.5, tong phuang sai giai thich Ion ban 50%, cac he
so factor loading Ion hon 0.5 (Hair & cpng su, 2006) Tigp theo nghien ciiu sd dyng phan tich tuong quan dg danh gia moi quan he giua cac nhan
to trong mo hinh va digm trang binh, dp lech chuan
de danh gia muc dp cam nhan cda sinh vign vg tung
Trang 5Ma
1 Tinh hieu qud cdm nhdn
Bang 1: Cau hoi dieu tra
EFCl Anh/chi dl dang sir dung dugc cac phan mem lien quan den he thong E-leaming
EFC2 Anh/chi tin tuong vao viec sir dyng he thing E-leaming cho viec hoc tap cua minh Park (2009), Park
, , „ „ , Anh/chi am hieu vl viec sir dung cac thiet bi may tinh cho viec su dung he thing E- *• C9°g ^V (^012)
leammg
Anh/chi nghi rang co minh eo du ky nang can thiet cho viec su dung he thong
E-leammg
2 Tinh de sir dung cdm nhan
PEUl Anh/chi thay he thong E-Ieaming la rat de sii dung
Davis (1993), PEU2 Anh/chi cho rang he thong E-leaming de dang co the thanh thao trong viec sir dimg Tavlor & Todd
EFC4
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
(1995), Venkatesh &
cong su (2003)
Tinh hiru ich cdm nhan
p y j Anh/chi nghT rang viee su dung he thing E-leaming giup cai thien viec hoc tap cua
™ i * , , Davis (1993)
py2 Anh/chi nghT ring viec sir dung he thing E-leaming lam gia tang kit qua hoc tap Taylor & Todd
cua minh (1995), Anh/chi thay ring cac chucmg trinh hgc dugc cung cip qua he thing E-leaming la Venkatesh &
him ich vm minh
PU3
cgng su (2003) hiru ich vod minh
^^^ Anh/chi nghT rang he thing E-leaming la mgt tien ich tit vgi sinh vien
4 Tinh thugn tien
CONl ^^ thong E-leaming eo the truy cap dugc a mgi luc, mgi nai miin la co duang
truyen intemet
C0N2 He thing E-leaming giup anh /chi tilt kiem thai gian cho viee hgc hanh Brown (1990),
„ „ , , , T,- u- T- , • ' ' Berry & cong su
CUN j He thong b-leammg giup anh/chi ehu dgng ttong viec bo fri thai gian hgc hanh (2002)
C0N4 He thong E-leaming hien tai eo thi dl dang fruy cap dugc
5 Rao cdn ky thuat
BARl He thong E-leaming khong taong thich vai moi he dilu hanh cua cac thilt bi mav
tinh •
BAR2 „ - ; , 1
He thong ha tang cong nghe thong tin cho he thong E-learamg con chua tit
BAR3
Phuang phap Delphi Sir dung he thong E-leammg phai su dung cac phin mim rieng kho sii dung
° Du- dinh sir dung
INT 1 Anh/chi se sir dung he thing E-leaming nlu co nhu ciu hgc tap
rNT2 A u/ u- - • • • , • - ,
Anh/ehi se giai thieu he thong E-leaming eho cac ban sinh vien khac Davis
"^^^ ^n"^'!! "^"^ '^"^ ""* "'^^ ^'^^ ""^ "^" ' " ''""^ ^- * ^ " § E-leaming cang nhilu (1993),Venkatesh
!,™^ ° , , , & cong su (2003)
'^^'* J ™ " J i | ^ ° ^ ^ ' ' ' ' ' " ' ^ ' ' ' ' ' ^ " ^ P t V " t r dung he thing E-learaing cho viec hgc tap
nhan t l trong mo binh Culi cung d l danh gia quan 4 Kit qua nghien cm,
h? nhan qua va kigm djnh cac gta thuylt nghien edu 4.1 Kit qud ddnh gid su tin cay thang do cdc
Chung toi sd dung phan tich hli quy vai muc y nhdn td
nghTa liy theo thong lg la 5% i^x • * u •- - u ^ - • - u- -=
Ket qua danh gia dnh tm cay eua eae nhan to
Sd 231 thdng 9/2016
82
Trang 6Bang 2: Kit qua danh gia tinh tin cay thang do cac nhan tl
Nhan to
He sl Cronbach Alpha (so bien quan sat)
Tucmg quan bign tong (bign quan sat)
KMO TVE
(%)
Factor laoding
be nhat (bign quan sat) 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
.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
** Mue
Mean
3.384
3.845
3.360
3.112
3.485
3.411
y nghTa 1%
SD .982 .808 .912 .911 .646 .904
EFC
1 .646**
.738**
.586**
-.269**
.713**
PEU
1 .624**
.431"
.068 .561**
PU
1 .598"
-.229**
.691"
CON
1 -.364**
.732**
BAR
1 -.509**
INT
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
trong 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 trong
tang nhan to la nhung thang do dan huong va phan
tich nhan t l 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 t l trong
mo hinh diu a mdc trgn 3 trong thang do Likert 5
dilm va do lech chuan (SD) cua cac nhan t l cung
kha nho ("ho 1) Trong do 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
eho thay cac nhan to trong mo hinh deu co quan he
vai nhau (r ^ 0) Trong do 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
Trang 7Hinh 2: Kit qua phan tich h6i quy
Tinh hieu qua cam
nhan
Rao can ky thuat
Tinh dl sit dung y 253
cam nhan
Du dinh six dung R^ = 734
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
do 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
trong mo binh dgu co y nghTa thong ke (p< 0.05)
Hay noi each khac chap nhan ca sau gia thuygt tu
H l d l n H 6
5 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 trong 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 nay mpt lin nua kilm chung
tinh tin cay cda mo hinh TAM cho cae djch vu cong
nghe Kgt qua nay cung kha tuong ding vai nghign
cdu vg dich vu cong nghe gin day nhu nghign cdn
cua Melas & cpng sy (2012) trong 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
do anh huong Ion hem ta tinh thuan tien cda dich vu Dilu nay cho thay sinh vien Viet Nam hien nay van tap trang vao nhiing thugc tinh dem lai nhieu gia trj, loi ich tryc tigp khi sd dyng he thong E-leaming Kgt qua nay cung kha ta'ong dong vai ket qua nghien cuu tai Han Quic (Park, 2009; Park & cgng
sy, 2012) khi 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 nay Digu nay 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 do ygu
to ky thuat
Nghign eun nay eung ghi nhan mue dp cam nhan cda sinh vien vai cac nhan t l 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
Trang 8mdc 3.4 la muc trang binh kha, khong phai a mue
cao Dilu nay cho thiy dgng lyc thdc d i y sinh vign
hien nay 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 nay 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 con la
mpt can tra kha Ion theo danh gia cua sinh vien
(3.4)
Nghien cira nay cung dem lai nhung gpi y hfln
ich cho cae nha hoach djnh chinb sach su dung
E-leaming, 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 trong 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 nhau ta thiet bj cda sinh vign; (ii)
dao tao nhung ky nang co ban vg sd dyng may tinh
eho sinh vign ngay ta khi nhap tra'dng; (iii) xay
dyng cac phan mgm sd dyng trong 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 ha tang cdng nghe thdng tin cung cap djch vy ta Tradng Dai hpc, (ii) phat trign nhieu phign ban khac nhau phd hgp vdi nhigu ddi tagng su dung he dieu hanh, thiet
bj khac nhau
Mac dd nghign cdn nay da dat duac myc dich ban dau dat ra nhung bgn canh dd van cdn nhflng han
chg nhat djnh Thie nhdt, nghign cuu mdi dugc thyc
hien d quy md dieu tra nhd ngn tinh khai quat cd the
bj ban chg Thii hai, nghien cdn tap trang chd ygu
vao nhung nhan td thudc vg ban than he thdng E-leaming ma chua danh gia nhirng ygu td bgn ngoai
be thdng nhu chinh sach khuygn khich cda nha tra'dng, chat lugng trayen thdng, cung cap thdng tin tdi sinh vien Day la nhflng ban chg can duac tilp tuc nghien cdn cho cac nghien edn trong taong
lai.n
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