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56
30
18
62
65
41
15
20
53
61
20
48
41
40
65
90
16
57
51
70
18
0.361
0.210
0.361
0.185
0.471
0.252
0.151
0.52l
0.546
0.345
0.126
0.168
0.445
0.513
0.168
0.403
0.345
0.336
0.546
0.756
0.134
0.479
0.429
0.588
0.151
0.482
0.409
0.482
0.390
0.501
0.436
0.360
0.502
0.500
0.477
0.333
0.376
0.499
0.502
0.376
0.493
0.477
0.474
0.500
0.431
0.343
0.502
0.497
0.494
0.360
18.140
17.720
17.907
17.500
17.286
16.333
16.278
17.581
17.046
16.122
17.200
17.150
15.491
17.656
18.950
16.125
18.659
17.600
16.123
15.367
16.187
15.649
17.490
17.343
18.000
13.500
14.500
13.632
14.649
13.302
14.787
14.980
12.561
12.926
14.679
14.885
14.778
14.924
12.569
14.414
14.535
13.346
13.949
14.037
14.586
15.019
14.742
13.441
12.082
14.673
0.390
0.230
0.360
0.194
0.348
0.118
0.081
0.439
0.359
0.120
0.135
0.155
0.049
0.445
0.297
0.137
0.442
0.302
0.182
0.059
0.070
0.079
0.351
0.453
0.209
**
*
**
*
**
**
**
**
**
**
**
*
**
**
*
Ghi chú: 1. Ý nghĩa của hệ số Rpbis
Các trị số có dấu (*) là có ý nghĩa mức xác suất = .05
Các trị số có dấu (**) là có ý nghĩa mức xác suất = .01
2. TDcau (i) = tổng điểm câu i = số ngƣời làm đúng câu này
3. Mp = trung bình tổng điểm những ngƣời làm đúng câu i
Mq = trung bình tổng điểm những ngƣời làm đúng câu i
* BẢNG ĐỔI ĐIỂM THÔ RA ĐIỂM TIÊU CHUẨN
RawScores
5
6
7
8
9
10
li
12
13
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23
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27
Z-Scores
-1.781
-1.606
-1.431
-1.256
-1.081
-0.906
-0.731
-0.556
-0.381
-0.206
-0.031
0.144
0.319
0.494
0.669
0.844
1.019
1.194
1.369
1.544
1.720
1.895
2.070
Dtc-llbac
1.437
1.787
2.138
2.488
2.838
3.188
3.538
3.888
4.238
4.588
4.938
5.288
5.638
5.988
6.339
6.689
7.039
7.389
7.739
8.089
8.439
8.789
9.139
Diemlop
1
2
2
2
3
3
4
4
4
5
5
5
6
6
6
7
7
7
8
8
8
9
9
DTC-5bac
F
F
D
D
D
D
D
D
C
C
C
C
C
C
B
B
B
B
B
A
A
A
A
147
Ghi chú:
- MEAN (câu): Trung bình của câu, là tỉ lệ giữa số sinh viên làm đúng câu trên tổng
số sinh viên tham gia (kể cả sinh viên bỏ trống câu khơng làm), chính là độ khó của câu.
- SD (câu): Độ lệch tiêu chuẩn của câu
- Rpbis: Độ phân cách (câu) cũng chính là Pt - biserial (trong phụ lục 2) nhƣng lấy
chính xác đến 3 chữ số thập phân.
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PHỤ LỤC 4: Điểm từng câu và tổng điểm bài làm của sinh viên (điểm thô)
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HAI
NHUNG
NGAN
THAM
ANH
LAN
PHONG
NGAN
KIET
VI
HONG
XUYEN
TRINH
THAM
TAI
TUYEN
KIEU
TRUONG
HIEN
DUY
DANH
VAN
YEN
TONG
QUYNH
PHUONG
QUYEN
MO
HUONG
CHI
TAI
TAM
PHUONG
LUU
THUY
NGAN
HANG
ANH
QUYEN
PHUOC
VU
PHU
NAM
MY
THO
PHUONG
THANH
DUONG
NHAN
THUAN
UYEN
OANH
CHI
GIANG
TIEN
MY
TRANG
0011100110101101000110001001101110101010
0001000111111110010100110000101111101110
0001000111111110010000110000101111100110
0011001101101110010100110001101111100110
1011000111111100100001110010000001100010
0001000111111110010100110000101111101110
1011000100000100101100110000100101000010
0011000010011001000001011011001100110100
0011000010011001000001011011001100110100
0011001101101010000100000001101111110110
0011001101101110000100000001101111100110
0001000110111100100101000000001001101010
0001000111111000010100111010001111101110
0001000111111101000100111010101001100111
0001010100101000010000100000100010001110
0001000110111000010100111010101111101110
0011001111101001000100111001000000100110
0101111000101111000000000001100001101001
1001010100111110100100000001100001100000
0011011110111101010000000001100000001110
0011000101111101000100000010101000001011
100000000001000000000010001001001101000
0000000000001010000100000001100001100010
0000000000001010000100000001100111000010
1000000000011101000001000001000000010000
0000000000100000000010011001001000101000
0000000100010101000000000000000000110000
0000000000101000000000000011000010000000
0100000000001000110000000001000000110000
1000000001100001011000000001001100000000
010000000000100000000000100110000110000
000000000000100000100010100110010100000
0011001000100001010010010110100001101000
1001000100100010110010111000100001100010
0001101110101110011010100101000000100000
1001001110101110101010110100100000100001
000l001110101010111010110000000000100001
0001000110101000000010110100100110101000
1001010110101110000110000001011000001100
0001010110101010000100000001011000111110
1001000100101000000010110000100001100000
0001000110100000100000000101100001100010
0011011010110110100000111111111001100010
0101011000111000011000110000011110100010
0000011110100000000000010000000111100100
0001101110111101100000001101000000100010
1011000111111100100001110010000001100011
0001101100111100010000001001101000100111
0111001110111101101100000101000001100111
1011111110101111000000001001110011110010
0011011111101000001001010110011111100110
1111010111111100110111001101110010001110
0001011110010000001100101000001001000011
1011011111100000010000100001001101110001
1001101011100000000001110000000000001001
0111001110000111000010111000000000101 000
000100011101001000001101000000000101010
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149
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THINH
LAN
NGAN
TUAN
NHU
THI
TUNG
VINH
PHUONG
TUYEN
TUYET
NAM
VAN
TRUNG
THUY
PHUONG
NGUYET
MAI
DUNG
HUONG
THUY
TUAN
NGUYEN
HUY
HIEU
HOAI(LA)
HANG
TUYEN
DUONG
AN
CHAU
SUONG
DAT
MAI
QUYNH
HANG
MY
CHAU
TAM
TRUONG
KIET
HAN
CHAU
VAN
SAN
XUAN
TUYEN
THANH
HAN
LINH
QUYEN
PHUONG
MAI
DAT
ANH
HIEN
DAO
AN
TOAI
TUYEN
TRUC
THANH
1001110110110000010000000010101000010010
1001000110101000100001110000000110101010
0011111011111101000000111000101110101111
0001000100100101110000000001100010111110
1011000110100110100000100000000001000000
1000000000000000000100010001001000110000
1000000100000000000000000001010001000000
0000000000100000000000010000000100100100
000000000000100000Õ00001000000D011101100
0000000000000000000000011100000001110110
0000000100000000011000000011101110
0001000010000000000110100000000011101110
0100000000001000000010011000000010101100
0000000000001000000000011000000101110110
0000000000000000000000010000000011001100
0000001000001000000000000001101000001000
0000000001100001000001011010001001100010
0000000001000000000010011011000001100010
0011001110110100000000000000000000101000
0011110110101101011000110000000001101110
0011001110101101000000110000100001101111
0001001110101101001000110000001110011000
0011001110001101011000110100100001001111
0111010110101000000000001101101101010001
0011001110101101000000110000100001101111
0001001110111000010100100000110000000000
0011011110111001011111110010100111000110
1001001110110010110110110000110111110010
0001000111111100110110110000001111100010
1001100111111001011110110000011001000110
0011011010111001011110101001000111001000
0001011110110011111100111001100011111110
0001011110111000010101000000100000101000
1001001110111011010010111000101111001110
0011011110111000010101110000110000101110
0011011110110000010101000000110000100100
1011011101000101110111111001100110111000
1011001110111011010100111001100111001010
0011011110110000010101110000101010100100
0011011110111011110100111001110111101110
0011011010111000010101000000111000101010
0001011100111000111110110000010110101010
1101001101110110110010000001100001101110
0001100111111111010101000000111000001011
1101001100111000010000110001000100100110
0000010000000001000100101000001000101010
0000010000000001000100101000001000101010
0000000000000000010110000000001000001000
1000010000001001000100101001001000101010
0000000000001001001100101011001001100010
0001000100010000000001001000001000101001
0000000000000000000110001001001000101010
0001000000001000000000100101100001100010
0000000000001000000110100001000100110110
1000000000000001000100101000001000100000
0100010110001001011100110001000100001010
0011001100101101000100111011110000101010
0011001110101111001100000101000001100100
1111001110111111001110111011111100001100
0111001100100011000110110110110000101010
1011001110100000000000011001111100101111
0011001110101111000100111101111101100110
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l0
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