4-laboratoriya ishi Ko‘p o‘zgaruvchili chiziqli regression modellar. Ko‘p o‘zgaruvchili chiziqli regression modellarda parametrlarni baholash



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4-laboratoriya ishi Ko‘p o‘zgaruvchili chiziqli regression model

Hal qiluvchi qoida: agar bo‘lsa, i chi prediktor sinovdan o‘tgan hisoblanib modelda qoldiriladi, aks holda bu prediktorni yoki u bilan kuchli korrelyatsiyalangan boshqa prediktorni modeldan chiqarib tashlashga to‘g‘ri keladi.
Namuna
Britaniyaning “Times Higher Education” jurnali “Thomson Reuters” agentligi bilan hamkorlikda ikki yildan beri dunyodagi eng nufuzli universitetlar reytingini e’lon qilib kelmoqda. Bu yilgi Times World University Rankings 2010-2011 natijalari 5 ko‘rsatkich asosida tuzildi:

  • Universitetning tadqiqot faoliyati

  • O‘qitish tizimi

  • Universitetdagi xorijiy talabalar sonining mahalliy talabalarga nisbati

  • Davlat sanoatiga keltirgan foydasi

  • Talabalar orasida o‘tkazilgan so‘rov

4.1-jadval

World Rank

Institution

Country/ Region

Y

X1

X2

X3

X4

X5

1

Harvard University

United States

96,1

99,7

72,4

34,5

98,7

98,8

2

California Institute of Technology

United States

96,0

97,7

54,6

83,7

98,0

99,9

3

Massachusetts Institute of Technology

United States

95,6

97,8

82,3

87,5

91,4

99,9

4

University of Cambridge

United Kingdom

91,2

90,5

77,7

57,0

94,1

94,0

5

University of Oxford

United Kingdom

91,2

88,2

77,2

73,5

93,9

95,1

6

Imperial College London

United Kingdom

90,6

89,2

90,0

92,9

94,5

88,3

7

Johns Hopkins University

United States

86,4

80,9

58,5

100,0

89,2

92,3

8

Cornell University

United States

83,9

82,2

62,4

34,7

88,8

88,1

9

University of Michigan

United States

83,4

83,9

53,3

59,6

89,1

87,2

10

University of Pennsylvania

United States

79,5

71,8

32,9

43,7

82,7

93,6

11

Carnegie Mellon University

United States

79,3

70,3

39,1

53,7

79,3

95,7

12

University of Hong Kong

Hong Kong

79,2

68,4

91,4

56,5

71,4

96,1

13

University College London

United Kingdom

78,4

74,0

90,8

39,0

81,6

80,6

14

University of Washington

United States

78,0

68,2

49,0

32,8

77,1

95,9

15

Duke University

United States

76,5

66,8

49,4

100,0

71,5

92,3

16

Georgia Institute of Technology

United States

75,3

67,9

73,2

95,1

72,6

83,2

17

Pohang University of Science and Technology

Republic of Korea

75,1

69,5

32,6

100,0

62,5

96,5

18

University of California Santa Barbara

United States

75,0

56,6

64,3

89,8

68,0

98,8

19

University of British Columbia

Canada

73,8

65,1

93,3

42,6

74,8

80,3

20

University of California San Diego

United States

73,2

59,8

31,6

51,8

76,3

90,8

21

National University of Singapore

Singapore

72,9

65,5

97,8

40,5

72,6

78,7

22

University of Melbourne

Australia

71,0

58,7

88,0

47,7

69,2

83,3

23

Peking University

China

70,7

76,4

68,6

98,6

61,3

72,2

24

University of Edinburgh

United Kingdom

69,2

59,9

67,3

42,2

61,9

86,8

25

Hong Kong University of Science and Technology

Hong Kong

69,0

50,4

97,4

64,1

51,8

98,2

26

Rice University

United States

66,9

57,4

31,2

29,2

50,6

99,1

27

Ecole Polytechnique Federale of Lausanne

Switzerland

66,5

55,0

100,0

38,0

56,1

83,8

28

University of California Davis

United States

65,0

57,3

60,5

48,0

70,7

68,8

29

Tsinghua University

China

64,2

74,9

43,0

97,8

66,6

52,7

30

University of Munich

Germany

63,0

59,1

43,1

40,4

57,5

76,4

31

University of Bristol

United Kingdom

61,4

49,6

67,2

36,2

53,1

80,9

32

University of Sydney

Australia

61,2

49,8

89,6

90,8

61,9

64,3

33

University of Adelaide

Australia

60,7

46,5

87,5

52,7

38,8

90,5

34

Trinity College Dublin

Ireland

60,3

47,7

84,2

31,6

45,3

84,4

35

King‘s College London

United Kingdom

59,7

48,5

85,9

44,1

54,5

72,1

36

Korea Advanced Institute of Science and Technology

Republic of Korea

59,5

71,3

36,7

100,0

63,4

45,5

37

University of Queensland Australia

Australia

59,1

51,8

74,2

57,1

53,4

69,0

38

University of York

United Kingdom

59,1

47,9

66,6

36,2

46,2

81,9

39

University of Heidelberg

Germany

59,0

59,2

63,4

39,1

47,5

70,3

Manba: http://www,infoman,uz “Dunyodagi eng nufuzli 400 ta universitet 2010-2011”.
Bu yerda:
Y – Universitetlarning qo‘yilgan talablar bo‘yicha umumiy ball (100 ball).
X1 – o‘qitish tizimi bo‘yicha qo‘yilgan ball (100 ball). Universitetlarda har tomonlama qulayliklar mavjud bo‘lishiga qaramasdan, bilim berish darajasi eng asosiy o‘rinda turadi. Ushbu jarayonda yuqori malakali professor–o‘qiuvchilarning universitetga jalb etilganligi o‘qish tizimining sifatli bo‘lishini ta’minlaydi.
X2 – universitetdagi xorijiy talabalar sonining mahalliy talabalarga nisbati (% hisobida). Ushbu ko‘rsatkich universitetga chet eldan ham talabalarning jalb etilishiga va ularning ushbu universitet haqida o‘zlarining davlatlariga xabardor qilishga yordam beradi.
X3 – davlat sanoatiga keltirgan foydasi (% hisobida). Sanoat ko‘pgina rivojlanayotgan davlatlarning tayanch sohasi bo‘lganligi uchun bitirgan talabalarning necha foizi aynan sanoat sohasida band ekanligi hisobga olinib kiritilgan.
X4 – universitetning tadqiqot faoliyati bo‘yicha qo‘yilgan ball (100 ball). Dunyoning mashhur Garvard, Stanford va Oksford kabi universitetlarining olimlari davlat darajasidagi yoki universitetning o‘ziga tegishli loyihalar, shuningdek, universitetni rivojlantirish borasida turli izlanishlar olib borishadi. Aynan qaysi universitetlarda ko‘proq mana shunday ishlar olib borilyapti va turli kashfiyotlar qilinishi hisobga olingan.

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