Для конкретного числа степеней свободы цифра в ячейке соответствующее конкретному значению а на кривой распределения.

Степень

Вероятность а

свободы

0,995

0,990

0,975

0,950

0,900

0,750

1

—

—

0,001

0,004

0,016

0,102

2

0,010

0,020

0,051

0,103

0,211

0,575

3

0,072

0,115

0,216

0,352

0,584

1,213

4

0,207

0,297

0,484

0,711

1,064

1,923

5

0,412

0,554

0,831

1,145

1,610

2,675

6

0,676

0,872

1,237

1,635

2,204

3,455

7

0,989

1,239

1,690

2,167

2,833

4,255

8

1,344

1,646

2,180

2,733

3,490

5,071

9

1,735

2,088

2,700

3,325

4,168

5,899

10

2,156

2,558

3,247

3,940

4,865

6,737

11

2,603

3,053

3,816

4,575

5,578

7,584

12

3,074

3,571

4,404

5,226

6,304

8,438

13

3,565

4,107

5,009

5,892

7,042

9,299

14

4,075

4,660

5,629

6,571

7,790

10,165

15

4,601

5,229

6,262

7,261

8,547

11,037

16

5,142

5,812

6,908

7,962

9,312

11,912

17

5,697

6,408

7,564

8,672

10,085

12,792

18

6,265

7,015

8,231

9,390

10,865

13,675

19

6,844

7,633

8,907

10,117

11,651

14,562

20

7,434

8,260

9,591

10,851

12,443

15,452

21

8,034

8,897

10,283

11,591

13,240

16,344

22

8,643

9,542

10,982

12,338

14,042

17,240

23

9,260

10,196

11,689

13,091

14,848

18,137

24

9,886

10,856

12,401

13,848

15,659

19,037

25

10,520

11,524

13,120

14,611

16,473

19,939

26

11,160

12,198

13,844

15,379

17,292

20,843

27

11,808

12,879

14,573

16,151

18,114

21,749

28

12,461

13,565

15,308

16,928

18,939

22,657

29

13,121

14,257

16,047

17,708

19,768

23,567

30

13,787

14,954

16,791

18,493

20,599

24,478

31

14,458

15,655

17,539

19,281

21,434

25,390

32

15,134

16,362

18,291

20,072

22,271

26,304

33

15,815

17,074

19,047

20,867

23,110

27,219

34

16,501

17,789

19,806

21,664

23,952

28,136

0,250

0,100

0,050

0,025

0,010

0,005

1,323

2,706

3,841

5,024

6,635

7,879

2,773

4,605

5,991

7,378

9,210

10,597

4,108

6,251

7,815

9,348

11,345

12,838

5,385

7,779

9,488

11,143

13,277

14,860

6,626

9,236

11,071

12,833

15,086

16,750

7,841

10,645

12,592

14,449

16,812

18,548

9,037

12,017

14,067

16,013

18,475

20,278

10,219

13,362

15,507

17,535

20,090

21,955

11,389

14,684

16,919

19,023

21,666

23,589

12,549

15,987

18,307

20,483

23,209

25,188

13,701

17,275

19,675

21,920

24,725

26,757

14,845

18,549

21,026

23,337

26,217

28,299

15,984

19,812

22,362

24,736

27,688

29,819

17,117

21,064

23,685

26,119

29,141

31,319

18,245

22,307

24,996

27,488

30,578

32,801

19,369

23,542

26,296

28,845

32,000

34,267

20,489

24,769

27,587

30,191

33,409

35,718

21,605

25,989

28,869

31,526

34,805

37,156

22,718

27,204

30,144

32,852

36,191

38,582

23,828

28,412

31,410

34,170

37,566

39,997

24,935

29,615

32,671

35,479

38,932

41,401

26,039

30,813

33,924

36,781

40,289

42,796

27,141

32,007

35,172

38,076

41,638

44,181

28,241

33,196

36,415

39,364

42,980

45,559

29,339

34,382

37,652

40,646

44,314

46,928

30,435

35,563

38,885

41,923

45,642

48,290

31,528

36,741

40,113

43,194

46,963

49,645

32,620

37,916

41,337

44,461

48,278

50,993

33,711

39,087

42,557

45,722

49,588

52,336

34,800

40,256

43,773

46,979

50,892

53,672

35,887

41,422

44,985

48,232

52,191

55,003

36,973

42,585

46,194

49,480

53,486

56,328

38,058

43,745

47,400

50,725

54,776

57,648

39,141

44,903

48,602

51,966

56,061

58,964

35

17,192

18,509

20,569

22,465

24,797

29,054

36

17,887

19,233

21,331

23,269

25,643

29,973

37

18,586

19,960

22,106

24,075

26,492

30,893

38

19,289

20,691

22,878

24,884

27,343

31,815

39

19,996

21,426

23,654

25,695

28,196

32,737

40

20,707

22,164

24,433

26,509

29,051

33,660

41

21,421

22,906

25,215

27,326

29,907

34,585

42

22,138

23,650

25,999

28,144

30,765

35,510

43

22,859

24,398

26,785

28,965

31,625

36,436

44

23,584

25,148

27,575

29,787

32,487

37,363

45

24,311

25,901

28,366

30,612

33,350

38,291

46

25,041

26,657

29,160

31,439

34,215

39,220

47

25,775

27,416

29,956

32,268

35,081

40,149

48

26,511

28,177

30,755

33,098

35,949

41,079

49

27,249

28,941

31,555

33,930

36,818

42,010

50

27,991

29,707

32,357

34,764

37,689

42,942

51

28,735

30,475

33,162

35,600

38,560

43,874

52

29,481

31,246

33,968

36,437

39,433

44,808

53

30,230

32,018

34,776

37,276

40,308

45,741

54

30,981

32,793

35,586

38,116

41,183

46,676

55

31,735

33,570

36,398

38,958

42,060

47,610

56

32,490

34,350

37,212

39,801

42,937

48,546

57

33,248

35,131

38,027

40,646

43,816

49,482

58

34,008

35,913

38,844

41,492

44,696

50,419

59

34,770

36,698

39,662

42,339

45,577

51,356

60

35,534

37,485

40,482

43,188

46,459

52,294