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XAC DINH TEST DANH GlA THE LIfC CHUYEN IVION CUA Nir VAN DONG VIEN B D N G CHUYEN CAP CAO VIET NAM
Le Tri Tru'd'ng*; Tran Thanh Tung**
Tdm tat:
SO dyng test lap l^i va h$ s6 tuong quan giij-a ket qua l|p test voi tong diim cua VDV trong thi d^u qua d^nh gid bang phin mem VIS (Volleyball Information System) de xSc djnh dO tin c^y v&
tinh thdng bao cQa c6c test, qua dd xac i^nh dup'c 7 test cd dCi pham chat de danh gia bang pham mim VIS (Volleyball Information System) cua Li§n doan bdng chuy§n qu6c te (FIVE).
Ti> kh6a: T h i lyc chuyen mon, huan luy#n, d p cao, bdng chuyin, test, VIS.
Determine the test to assess the professional physical fitness for female high-level volleyball athletes of Vietnam Summaiy:
Use repeated tests and correlation coefficient between test result and total score of the athletes through evaluating with the VIS Volleyball Infomiation System to determine reliability and notification of Tests, 7 qualified tests have been determined to evaluate using the VIS Volleyball Information System of the International Volleyball Federation (FIVB).
Keywords: Professional physical fitness, training, high level, volleyball, test, VIS.
aATVANflE
Trong huan luyen Bdng chuyen, cac HLV, cae nha chuyen mdn su dung nhieu phuang phap khac nhau de danh gia su phat trien trinh dp tap luyen (TDTL) ciia cac VDV ve: Ky thuat, chien thuat, tam ly, chiic nang, su phat trien cac td chat the luc.
The lire chuyen mdn la mpt yeu td quan trpng trong cau tnic TDTL ciia VDV Bdng chuyen cap cao. The lire chuyen mdn phu thupc vao nhieu yeu td nhu dac diem di truyen, dac diem sinh hpc va moi trudng tu nhien, xa hpi va dupe phan anh qua cac mat sinh hpc, tam ly va su pham. Trong do cac chi tieu su pham dugc sir dung nhieu nhat vi cae chi tieu nay phan anh rd dac thu ciia hoat dpng the luc chuyen mdn. Viec su dung test su pham vua dam bao dp tin cay, vua don gian ve each tien hanh, phu hgp vdi dac diim chuyen mon ciia ngudi ki6m tra nen khdng gay ra nhiing kho khan khi tien hanh lap test,
ciia VDV va HLV dugc xem la nhiing uu the trong viec danh gia trinh do the luc ciia VDV.
PHIflfNG PHAP NGHIEN ciiu
Trong qua trinh nghien ciiu chiing tdi su dung cac phuang phap nghien ciiu: Phuang phap phan tich va tdng hgp tai lieu; phuong phap phdng van, toa dam; phuang phap quan sat su pham; phuang phap kiem tra su pham va phuang phap toan hpc thdng ke.
KET QUA NGHIEN ClfU VA BAN LUAN 1. Phong van lira chon test danh gia the lire chuyen mon cua nO VDV Bong chuyen cap cao Viet Nam
Tu cac tai lieu chuyen mdn chiing tdi da tdng hgp dugc 7 test danh gia the lire chuyen mdn cua nil VDV Bdng chuyen cap cao Viet Nam.
De dam bao tinh khoa hpc, khach quan trong viec lua chpn cac test danh gia the luc chuyen radn eho VDV bdng chuyen nii cap cao Viet Nam, bang phuang phap phong van giang vien, ddng thai cac test cd don vi do ludng tuong ddi HLV, chuyen gia thdng qua phieu phdng vhn, chinh xac va rat ghn vdi hoat ddng chuyen mdn chiing tdi thu dugc kit qua trinh bay d bang 1.
'TS, Tru-dng Dai hpc TDTT Bic Ninh
•*ThS. Truonq Cai hpc Ha Npi
BAI BAO KHOA HOC
Bang 1. Ket qua phong van lira chon test (n = 30) Reliability Statistics
Cronbach's Alplia 0.91
N of Items 7 Item-Total Statistics
1. Tai cho bat cao voi tay (lan) 2. Chay cay thong (s) 3. Bat vai bang (cm) 4. Chay zic zac (s) 5. Nem bong nhoi 1kg (m) 6. Gap bung (lan)
7. Di chuyen ket hop thuc hien cac dpng tac (s)
Scale Mean if Item Deleted 236.333 240.000 239.000 237.000 239.667 239.333 238.667
Scale Variance if Item Deleted
29.137 27.655 31.541 28.769 28.792 29.651 32.189
Corrected Item-Total Correlation 0.747 0.733 0.608 0.773 0.855 0.811 0.611
Cronbach's Alpha if Item
Deleted 0.895 0.899 0.909 0.892 0.884 0.889 0.909
Tai cho bSt cao vdi tay (cm)
Di chuyen ket hg'p thi^c hien cac Song tac (s)
4.20(1.16) 3.3% 6.7% 16.7%
Nem bbng nhoi 1l<g(m) 3.87(1.07) 3.3% 10.0% 13.3%
Gap bung (lan) 3.90(1.03) 3.3% 6.7% i 16.7%
3.97(0.96) 3.3% 3.3% 16.7%
Chay zic z i c (s) 413(1.17) 3.3% 10.0% 10.0%
Chay cay thong (s) 3.83(1.34) 10.0% 6.7% 16.7% 23.
Bat vdi bang (cm) 3 93 ^^ QJ) 3 3 ^ 5 7 ^ i , j 7%
PercfflU
1
100J
Mean {SO) C1
Bieu d6 1. Ty Tu ket qua bang 1 cho thay: He sd tin cay (Cronbach's Alpha) ciia tdng 7 test phdng vin thu dupe la 0.910, khi so sanh vdi gia tri (Cronbach's Alpha if Item Deleted) ciia tung test phdng v4n diu tu 0.884 din 0.909 < 0.910.
Ddng thoi gia tri Corrected Item-Total Correlation thu dupe d 7 test cd gia tri tu 0.608 den 0.855 > 0.4. Do vay, khdng cd test nao phai loai bd va deu dam bao dp tin cay.
Ty le phan tram lira chpn cac test qua phdng van dugc trinh bay d bieu dd I.
Ty le tra loi trong phdng vin vl lua chpn cac test danh gia the luc chuyen mdn cho VDV bdng
le lu'a chon test
chuyen nii cap cao Viet Nam khi tinh diim trung binh theo thang do Likert 5 bac (tu rit khdng ddng y den rat ddng y) cho thay da sd y kien tra Idi deu nam d raiic ddng y (C4) va rat ddng y (C5) dupe bieu thi qua pho mau dam dan d bi§u do va ty le % dugc minh hpa. Diem trung binh (mean) ciia cac test phdng van cd diem cao nhat la 4.20 diem va thap nhat la 3.83 diem. So sanh diem trung binh theo thang do Likert thi diu nam trong khoang hi 3.41 - 4.20 (ddng y). Nhu vay, da sd cac y kien phdng van deu lua chpn 7 test dl danh gia the lire chuyen mdn cho VDV bdng ehuyin nu cap cao Viet Nam.
Danh gia chinh xac trinh dp the IM'C cua VDV la dieu kien can thiet de djnh huong va dieu chinh qua trinh huan luyen di dung
huong va dat hieu qua cao nhat 2. Xac djnh tinh thong bao test
Viec xac dinh tinh thdng bao eua cac test da qua phdng van duge tien hanh tren co sd xac dinh he sd tuong quan giiia 7 test da dupe lua chpn vdi tdng diem VIS (pham mem Volleyball
Tai cho bat cao voi tay
fl^SmMJUiYHyniTHM -stf3/2019 Information System) dugc xac dinh qua ket qua thi dau cua VDV. Ket qua dupe trinh bay d bieu do 2 va bang 2.
Ket qua bang 2 cho thay, ca 7 test deu cd tuong quan chat vdi tdng diem VIS, r thu dugc til 0.954 din 0.989 d nguong P < 0.05. 0 ca 7 test da dugc Ilia chpn qua phdng van deu cd tinh thdng bao cao trong danh gia the lire chuyen mdn ciia VDV Bdng chuyen nii cap cao Viet Nam.
3. Xac dinh dp tin cay cua test
Viec xac dinh dp tin cay ciia cac test da lira chpn dugc tien hanh qua test lap lai tren 87 VDV Bdng chuyen nii cap cao de xae dinh tinh tuang quan giua ket qua hai lan lap test. Ket qua thu dupe trinh bay d bieu do 3 va bang 3.
Ket qua thu dupe a bang 3 da cho thay ca 7
Diem ViS
Bieu do 2. Bieu dien gia trj trung binh cua test tai chd bat cao vdi tay va diem VIS Bang 2. He so tuo'ng quan giCpa cac test v6i tong diem VIS (n = 87) TT
1 2 3 4 5 6 7 8
Test Tai cho bat cao v&i tay (lan) Chay cay thong (s) Bat vol bang (cm) Chay zic zac (s) Nem bong nhoi 1kg (m) Gap bung (lan)
Di chuyen ket hop thirc hien cac dpng tac (s)
Diem VIS
Mean 49.7 23.2 289.9
8.5 20.1
7.1 17.5 20.8
SD 4.36 1.21 8.14 0.78 2.3 1.14 1.54 8.93
•• Diim VIS 0.985 0.987 0.992 0.993 0.989 0.954 0.979
BAI BAO KHOA HOC
Bieu do 3. Bieu dien gia trj trung binh cua lan kiem tra 1 va 2 cua test tai chS bSt cao vai tay
B4t cao
Lini Lan 2
TT 1 2 3 4 5 6 7
Bang 3. Ket qua xac djnh h^
Test Tai cho bat cao voi tay (lan) Chay cay thong (s) Bat vai bang (cm) Chay zic zac (s) Nem b6ng nhoi 1kg (m) Gap bung (lan)
Di chuyen ket hgfp thnc hien cac dpng tac (s)
so tu'O'ng quan giipa 2 lan lap test (n M e a n
Lan 1 49.7 23.2 289.9 8.5 20.1 7.1 17.5
Lan 2 49.7 23.2 289.7
8.5 20.2 7.3 17.3
••12 0.991 0.993 0.995 0.993 0.948 0.809 0.905
= 87) P
<0.05
<0.05
<0.05
<0.05
<0.05
<0.05
<0.05 test deu cd mdi tuang quan chat (r>0.9 vdi
P<0.05), cho phep xac dinh la du dieu kien ve thdng ke de danh gia the luc chuyen mdn cua VDV Bdng chuyen nir cap cao Viet Nam.
KETLUAN
Thdng qua cac ket qua phdng van, ket qua xac dinh dp tin cay va tinh thong bao cua cac test da lira chpn, chiing tdi da xac dinh duge 07 test ed dit tieu chuan de danh gia hinh dp the luc chuyen mdn cho nu VDV Bdng chuyen cap cao Viet Nam.
TAI IIEU THAM KHAO
1. Cherebetin. G (1993) "Tuyen chpn ve mat y sinh trong b6ng chuySn", Ban tin KHTDTT, Vien K H T D T T (8), Ha Noi.
2. Gerler. E.M (1987), "Nhimg xu huong chuyen mon hien dai trong bong chuyen", Ban tin KHTDTT, Vien KHTDTT, (3), Ha Npi.
3. Hpi bong chuyfa Nhat (1980), "Test ki6m tra t h i luc cua VDV bong chuySn", Ban tin khoa
hoc ky thuat TDTT, chuyen de bong chuyen, Vien KHTDTT Ha Npi.
4. Nguyin Hiju Hung (2001), Hudn luyen thi luc cho VDV bong chuyen, Nxb TDTT, Ha Npi.
5. Klesep. lu.N, Airianx A.G (1997), Bong chuyen, (Dich: Dinh Lam, Xuan Nga, Hiru Hung, Nghiem Thiic), Nxb TDTT, Ha Npi.
6. Phomin. E.V (1989), "C^u tnic trinh dp chuan bi the luc chuyen mpn cua cac VDV b6ng chuyen". Ban tin khoa hoc ky thuat TDTT.
7. Ha Manh Thu (1987), "Mpt sd thii nghiem xac dinh the lire cua VDV dpi tuyen bpng chuyin", Bdn tin khoa hoc ky thuat TDTT, chuyen de b6ng chuyen.
8. Bui Trpng Tpai (1996), "Buoc dau xac dinh he thong test kiem tra the lire VDV bong chuyin nii", Tuyen tap nghien cim khoa hoc TDTT, truong Dai hpc TDTT II.
9. Nguyin Diic Van (2000), Phucmg phdp thong ke trong TDTT, Nxb T D T T Ha N p i . (Bai nop ngay 3/6/2019, Phan bi$n ngay 19/6/2019, duyet in ngay 28/6/2019 Chju trach nhiem chinh: TS. Le Tri Tru'O'ng, Email: [email protected])
