Приложение 2. Значения критерия t-Стьюдента при различных уровнях значимости (p)

Число степеней свободы d

Уровень значимости (p)

0.05

0.01

0.001

1

12.71

63.66

2

4.30

9.93

31.60

3

3.18

5.84

12.94

4

2.78

4.60

8.61

5

2.57

4.03

6.86

6

2.45

3.71

5.96

7

2.37

3.50

5.41

8

2.31

3.36

5.04

9

2.26

3.25

4.78

10

2.23

3.17

4.59

11

2.20

3.11

4.44

12

2.18

3.06

4.32

13

2.16

3.01

4.22

14

2.15

2.98

4.14

15

2.13

2.95

4.07

16

2.12

2.92

4.02

17

2.11

2.90

3.97

18

2.10

2.88

3.92

19

2.09

2.86

3.88

20

2.09

2.85

3.85

21

2.08

2.83

3.82

22

2.07

2.82

3.79

23

2.07

2.81

3.77

24

2.06

2.80

3.75

25

2.06

2.79

3.73

26

2.06

2.78

3.71

27

2.05

2.77

3.69

28

2.05

2.76

3.67

29

2.05

2.76

3.66

30

2.04

2.75

3.65



1.96

2.58

3.29

n

P

n

P

0.05

0.01

0.05

0.01

4

.950

.990

26

.388

.496

5

.878

.959

27

.381

.487

6

.811

.917

28

.371

.478

7

.754

.874

29

.367

.470

8

.707

.834

30

.361

.463

9

.666

.798

35

.332

.435

10

.632

.765

40

.310

.407

11

.602

.735

45

.292

.384

12

.576

.708

50

.277

.364

13

.553

.684

60

.253

.333

14

.532

.661

70

.234

.308

15

.514

.641

80

.219

.288

16

.497

.623

90

.206

.272

17

.482

.606

100

.196

.258

18

.468

.590

125

.175

.230

19

.456

.575

150

.160

.210

20

.444

.561

200

.138

.182

21

.433

.549

250

.124

.163

22

.423

.537

300

.113

.148

23

.413

.526

400

.098

.128

24

.404

.515

500

.088

.115

25

.396

.505

1000

.062

.081