Statistics Tables

This article includes the following tables:

 

  • Table : Binomial Probabilities, P(x) for n ≤ 20

  • Table : Standard Normal Probabilities

  • Table : t Distribution Critical Values

  • Table : χ2 Critical Values

Table 1. Binomial Probabilities, P(x) for n ≤ 20
n = 2
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

0.9025

0.0950

0.0025

0.8100

0.1800

0.0100

0.7225

0.2550

0.0225

0.6400

0.3200

0.0400

0.5625

0.3750

0.0625

0.4900

0.4200

0.0900

0.4225

0.4550

0.1225

0.3600

0.4800

0.1600

0.3025

0.4950

0.2025

0.2500

0.5000

0.2500

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 3
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

0.8574

0.1354

0.0071

0.0001

0.7290

0.2430

0.0270

0.0010

0.6141

0.3251

0.0574

0.0034

0.5120

0.3840

0.0960

0.0080

0.4219

0.4219

0.1406

0.0156

0.3430

0.4410

0.1890

0.0270

0.2746

0.4436

0.2389

0.0429

0.2160

0.4320

0.2880

0.0640

0.1664

0.4084

0.3341

0.0911

0.1250

0.3750

0.3750

0.1250

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 4
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

0.8145

0.1715

0.0135

0.0005

0.0000

0.6561

0.2916

0.0486

0.0036

0.0001

0.5220

0.3685

0.0975

0.0115

0.0005

0.4096

0.4096

0.1536

0.0256

0.0016

0.3164

0.4219

0.2109

0.0469

0.0039

0.2401

0.4116

0.2646

0.0756

0.0081

0.1785

0.3845

0.3105

0.1115

0.0150

0.1296

0.3456

0.3456

0.1536

0.0256

0.0915

0.2995

0.3675

0.2005

0.0410

0.0625

0.2500

0.3750

0.2500

0.0625

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 5
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

0.7738

0.2036

0.0214

0.0011

0.0000

0.0000

0.5905

0.3281

0.0729

0.0081

0.0005

0.0000

0.4437

0.3915

0.1382

0.0244

0.0022

0.0001

0.3277

0.4096

0.2048

0.0512

0.0064

0.0003

0.2373

0.3955

0.2637

0.0879

0.0146

0.0010

0.1681

0.3602

0.3087

0.1323

0.0284

0.0024

0.1160

0.3124

0.3364

0.1811

0.0488

0.0053

0.0778

0.2592

0.3456

0.2304

0.0768

0.0102

0.0503

0.2059

0.3369

0.2757

0.1128

0.0185

0.0313

0.1563

0.3125

0.3125

0.1563

0.0313

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 6
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

0.7351

0.2321

0.0305

0.0021

0.0001

0.0000

0.0000

0.5314

0.3543

0.0984

0.0146

0.0012

0.0001

0.0000

0.3771

0.3993

0.1762

0.0415

0.0055

0.0004

0.0000

0.2621

0.3932

0.2458

0.0819

0.0154

0.0015

0.0001

0.1780

0.3560

0.2966

0.1318

0.0330

0.0044

0.0002

0.1176

0.3025

0.3241

0.1852

0.0595

0.0102

0.0007

0.0754

0.2437

0.3280

0.2355

0.0951

0.0205

0.0018

0.0467

0.1866

0.3110

0.2765

0.1382

0.0369

0.0041

0.0277

0.1359

0.2780

0.3032

0.1861

0.0609

0.0083

0.0156

0.0938

0.2344

0.3125

0.2344

0.0938

0.0156

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 7
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

0.6983

0.2573

0.0406

0.0036

0.0002

0.0000

0.0000

0.0000

0.4783

0.3720

0.1240

0.0230

0.0026

0.0002

0.0000

0.0000

0.3206

0.3960

0.2097

0.0617

0.0109

0.0012

0.0001

0.0000

0.2097

0.3670

0.2753

0.1147

0.0287

0.0043

0.0004

0.0000

0.1335

0.3115

0.3115

0.1730

0.0577

0.0115

0.0013

0.0001

0.0824

0.2471

0.3177

0.2269

0.0972

0.0250

0.0036

0.0002

0.0490

0.1848

0.2985

0.2679

0.1442

0.0466

0.0084

0.0006

0.0280

0.1306

0.2613

0.2903

0.1935

0.0774

0.0172

0.0016

0.0152

0.0872

0.2140

0.2918

0.2388

0.1172

0.0320

0.0037

0.0078

0.0547

0.1641

0.2734

0.2734

0.1641

0.0547

0.0078

7

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 8
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

0.6634

0.2793

0.0515

0.0054

0.0004

0.0000

0.0000

0.0000

0.0000

0.4305

0.3826

0.1488

0.0331

0.0046

0.0004

0.0000

0.0000

0.0000

0.2725

0.3847

0.2376

0.0839

0.0185

0.0026

0.0002

0.0000

0.0000

0.1678

0.3355

0.2936

0.1468

0.0459

0.0092

0.0011

0.0001

0.0000

0.1001

0.2670

0.3115

0.2076

0.0865

0.0231

0.0038

0.0004

0.0000

0.0576

0.1977

0.2965

0.2541

0.1361

0.0467

0.0100

0.0012

0.0001

0.0319

0.1373

0.2587

0.2786

0.1875

0.0808

0.0217

0.0033

0.0002

0.0168

0.0896

0.2090

0.2787

0.2322

0.1239

0.0413

0.0079

0.0007

0.0084

0.0548

0.1569

0.2568

0.2627

0.1719

0.0703

0.0164

0.0017

0.0039

0.0313

0.1094

0.2188

0.2734

0.2188

0.1094

0.0313

0.0039

8

7

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 9
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

0.6302

0.2985

0.0629

0.0077

0.0006

0.0000

0.0000

0.0000

0.0000

0.0000

0.3874

0.3874

0.1722

0.0446

0.0074

0.0008

0.0001

0.0000

0.0000

0.0000

0.2316

0.3679

0.2597

0.1069

0.0283

0.0050

0.0006

0.0000

0.0000

0.0000

0.1342

0.3020

0.3020

0.1762

0.0661

0.0165

0.0028

0.0003

0.0000

0.0000

0.0751

0.2253

0.3003

0.2336

0.1168

0.0389

0.0087

0.0012

0.0001

0.0000

0.0404

0.1556

0.2668

0.2668

0.1715

0.0735

0.0210

0.0039

0.0004

0.0000

0.0207

0.1004

0.2162

0.2716

0.2194

0.1181

0.0424

0.0098

0.0013

0.0001

0.0101

0.0605

0.1612

0.2508

0.2508

0.1672

0.0743

0.0212

0.0035

0.0003

0.0046

0.0339

0.1110

0.2119

0.2600

0.2128

0.1160

0.0407

0.0083

0.0008

0.0020

0.0176

0.0703

0.1641

0.2461

0.2461

0.1641

0.0703

0.0176

0.0020

9

8

7

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 10
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

10

0.5987

0.3151

0.0746

0.0105

0.0010

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.3487

0.3874

0.1937

0.0574

0.0112

0.0015

0.0001

0.0000

0.0000

0.0000

0.0000

0.1969

0.3474

0.2759

0.1298

0.0401

0.0085

0.0012

0.0001

0.0000

0.0000

0.0000

0.1074

0.2684

0.3020

0.2013

0.0881

0.0264

0.0055

0.0008

0.0001

0.0000

0.0000

0.0563

0.1877

0.2816

0.2503

0.1460

0.0584

0.0162

0.0031

0.0004

0.0000

0.0000

0.0282

0.1211

0.2335

0.2668

0.2001

0.1029

0.0368

0.0090

0.0014

0.0001

0.0000

0.0135

0.0725

0.1757

0.2522

0.2377

0.1536

0.0689

0.0212

0.0043

0.0005

0.0000

0.0060

0.0403

0.1209

0.2150

0.2508

0.2007

0.1115

0.0425

0.0106

0.0016

0.0001

0.0025

0.0207

0.0763

0.1665

0.2384

0.2340

0.1596

0.0746

0.0229

0.0042

0.0003

0.0010

0.0098

0.0439

0.1172

0.2051

0.2461

0.2051

0.1172

0.0439

0.0098

0.0010

10

9

8

7

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 12
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

10

11

12

0.5404

0.3413

0.0988

0.0173

0.0021

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.2824

0.3766

0.2301

0.0852

0.0213

0.0038

0.0005

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.1422

0.3012

0.2924

0.1720

0.0683

0.0193

0.0040

0.0006

0.0001

0.0000

0.0000

0.0000

0.0000

0.0687

0.2062

0.2835

0.2362

0.1329

0.0532

0.0155

0.0033

0.0005

0.0001

0.0000

0.0000

0.0000

0.0317

0.1267

0.2323

0.2581

0.1936

0.1032

0.0401

0.0115

0.0024

0.0004

0.0000

0.0000

0.0000

0.0138

0.0712

0.1678

0.2397

0.2311

0.1585

0.0792

0.0291

0.0078

0.0015

0.0002

0.0000

0.0000

0.0057

0.0368

0.1088

0.1954

0.2367

0.2039

0.1281

0.0591

0.0199

0.0048

0.0008

0.0001

0.0000

0.0022

0.0174

0.0639

0.1419

0.2128

0.2270

0.1766

0.1009

0.0420

0.0125

0.0025

0.0003

0.0000

0.0008

0.0075

0.0339

0.0923

0.1700

0.2225

0.2124

0.1489

0.0762

0.0277

0.0068

0.0010

0.0001

0.0002

0.0029

0.0161

0.0537

0.1208

0.1934

0.2256

0.1934

0.1208

0.0537

0.0161

0.0029

0.0002

12

11

10

9

8

7

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 14
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

0.4877

0.3593

0.1229

0.0259

0.0037

0.0004

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.2288

0.3559

0.2570

0.1142

0.0349

0.0078

0.0013

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.1028

0.2539

0.2912

0.2056

0.0998

0.0352

0.0093

0.0019

0.0003

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0440

0.1539

0.2501

0.2501

0.1720

0.0860

0.0322

0.0092

0.0020

0.0003

0.0000

0.0000

0.0000

0.0000

0.0000

0.0178

0.0832

0.1802

0.2402

0.2202

0.1468

0.0734

0.0280

0.0082

0.0018

0.0003

0.0000

0.0000

0.0000

0.0000

0.0068

0.0407

0.1134

0.1943

0.2290

0.1963

0.1262

0.0618

0.0232

0.0066

0.0014

0.0002

0.0000

0.0000

0.0000

0.0024

0.0181

0.0634

0.1366

0.2022

0.2178

0.1759

0.1082

0.0510

0.0183

0.0049

0.0010

0.0001

0.0000

0.0000

0.0008

0.0073

0.0317

0.0845

0.1549

0.2066

0.2066

0.1574

0.0918

0.0408

0.0136

0.0033

0.0005

0.0001

0.0000

0.0002

0.0027

0.0141

0.0462

0.1040

0.1701

0.2088

0.1952

0.1398

0.0762

0.0312

0.0093

0.0019

0.0002

0.0000

0.0001

0.0009

0.0056

0.0222

0.0611

0.1222

0.1833

0.2095

0.1833

0.1222

0.0611

0.0222

0.0056

0.0009

0.0001

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

 0.950.900.850.800.750.700.650.600.550.50x
n = 16
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

0.4401

0.3706

0.1463

0.0359

0.0061

0.0008

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.1853

0.3294

0.2745

0.1423

0.0514

0.0137

0.0028

0.0004

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0743

0.2097

0.2775

0.2285

0.1311

0.0555

0.0180

0.0045

0.0009

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0281

0.1126

0.2111

0.2463

0.2001

0.1201

0.0550

0.0197

0.0055

0.0012

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0100

0.0535

0.1336

0.2079

0.2252

0.1802

0.1101

0.0524

0.0197

0.0058

0.0014

0.0002

0.0000

0.0000

0.0000

0.0000

0.0033

0.0228

0.0732

0.1465

0.2040

0.2099

0.1649

0.1010

0.0487

0.0185

0.0056

0.0013

0.0002

0.0000

0.0000

0.0000

0.0010

0.0087

0.0353

0.0888

0.1553

0.2008

0.1982

0.1524

0.0923

0.0442

0.0167

0.0049

0.0011

0.0002

0.0000

0.0000

0.0003

0.0030

0.0150

0.0468

0.1014

0.1623

0.1983

0.1889

0.1417

0.0840

0.0392

0.0142

0.0040

0.0008

0.0001

0.0000

0.0001

0.0009

0.0056

0.0215

0.0572

0.1123

0.1684

0.1969

0.1812

0.1318

0.0755

0.0337

0.0115

0.0029

0.0005

0.0001

0.0000

0.0002

0.0018

0.0085

0.0278

0.0667

0.1222

0.1746

0.1964

0.1746

0.1222

0.0667

0.0278

0.0085

0.0018

0.0002

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

 0.950.900.850.800.750.700.650.600.550.50x
n = 18
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

0.3972

0.3763

0.1683

0.0473

0.0093

0.0014

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.1501

0.3002

0.2835

0.1680

0.0700

0.0218

0.0052

0.0010

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0536

0.1704

0.2556

0.2406

0.1592

0.0787

0.0301

0.0091

0.0022

0.0004

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0180

0.0811

0.1723

0.2297

0.2153

0.1507

0.0816

0.0350

0.0120

0.0033

0.0008

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0056

0.0338

0.0958

0.1704

0.2130

0.1988

0.1436

0.0820

0.0376

0.0139

0.0042

0.0010

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0016

0.0126

0.0458

0.1046

0.1681

0.2017

0.1873

0.1376

0.0811

0.0386

0.0149

0.0046

0.0012

0.0002

0.0000

0.0000

0.0000

0.0000

0.0004

0.0042

0.0190

0.0547

0.1104

0.1664

0.1941

0.1792

0.1327

0.0794

0.0385

0.0151

0.0047

0.0012

0.0002

0.0000

0.0000

0.0000

0.0001

0.0012

0.0069

0.0246

0.0614

0.1146

0.1655

0.1892

0.1734

0.1284

0.0771

0.0374

0.0145

0.0045

0.0011

0.0002

0.0000

0.0000

0.0000

0.0003

0.0022

0.0095

0.0291

0.0666

0.1181

0.1657

0.1864

0.1694

0.1248

0.0742

0.0354

0.0134

0.0039

0.0009

0.0001

0.0000

0.0000

0.0001

0.0006

0.0031

0.0117

0.0327

0.0708

0.1214

0.1669

0.1855

0.1669

0.1214

0.0708

0.0327

0.0117

0.0031

0.0006

0.0001

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

 0.950.900.850.800.750.700.650.600.550.50x
n = 20
x↓0.050.100.150.20

π

0.25

0.300.350.400.450.50 

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

0.3585

0.3774

0.1887

0.0596

0.0133

0.0022

0.0003

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.1216

0.2702

0.2852

0.1901

0.0898

0.0319

0.0089

0.0020

0.0004

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0388

0.1368

0.2293

0.2428

0.1821

0.1028

0.0454

0.0160

0.0046

0.0011

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0115

0.0576

0.1369

0.2054

0.2182

0.1746

0.1091

0.0545

0.0222

0.0074

0.0020

0.0005

0.0001

0.0000

0.0000

0.0000

0.0000

0.0000

0.0000

0.0032

0.0211

0.0669

0.1339

0.1897

0.2023

0.1686

0.1124

0.0609

0.0271

0.0099

0.0030

0.0008

0.0002

0.0000

0.0000

0.0000

0.0000

0.0000

0.0008

0.0068

0.0278

0.0716

0.1304

0.1789

0.1916

0.1643

0.1144

0.0654

0.0308

0.0120

0.0039

0.0010

0.0002

0.0000

0.0000

0.0000

0.0000

0.0002

0.0020

0.0100

0.0323

0.0738

0.1272

0.1712

0.1844

0.1614

0.1158

0.0686

0.0336

0.0136

0.0045

0.0012

0.0003

0.0000

0.0000

0.0000

0.0000

0.0005

0.0031

0.0123

0.0350

0.0746

0.1244

0.1659

0.1797

0.1597

0.1171

0.0710

0.0355

0.0146

0.0049

0.0013

0.0003

0.0000

0.0000

0.0000

0.0001

0.0008

0.0040

0.0139

0.0365

0.0746

0.1221

0.1623

0.1771

0.1593

0.1185

0.0727

0.0366

0.0150

0.0049

0.0013

0.0002

0.0000

0.0000

0.0000

0.0002

0.0011

0.0046

0.0148

0.0370

0.0739

0.1201

0.1602

0.1762

0.1602

0.1201

0.0739

0.0370

0.0148

0.0046

0.0011

0.0002

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

 0.950.900.850.800.750.700.650.600.550.50x
Table 2. Standard Normal Probabilities

(Table entry is probability at or below z.)

equation
z0.000.010.020.030.040.050.060.070.080.09z
–3.40.00030.00030.00030.00030.00030.00030.00030.00030.00030.0002–3.4
–3.30.00050.00050.00050.00040.00040.00040.00040.00040.00040.0003–3.3
–3.20.00070.00070.00060.00060.00060.00060.00060.00050.00050.0005–3.2
–3.10.00100.00090.00090.00090.00080.00080.00080.00080.00070.0007–3.1
–3.00.00130.00130.00130.00120.00120.00110.00110.00110.00100.0010–3.0
–2.90.00190.00180.00180.00170.00160.00160.00150.00150.00140.0014–2.9
–2.80.00260.00250.00240.00230.00230.00220.00210.00210.00200.0019–2.8
–2.70.00350.00340.00330.00320.00310.00300.00290.00280.00270.0026–2.7
–2.60.00470.00450.00440.00430.00410.00400.00390.00380.00370.0036–2.6
–2.50.00620.00600.00590.00570.00550.00540.00520.00510.00490.0048–2.5
–2.40.00820.00800.00780.00750.00730.00710.00690.00680.00660.0064–2.4
–2.30.01070.01040.01020.00990.00960.00940.00910.00890.00870.0084–2.3
–2.20.01390.01360.01320.01290.01250.01220.01190.01160.01130.0110–2.2
–2.10.01790.01740.01700.01660.01620.01580.01540.01500.01460.0143–2.1
–2.00.02280.02220.02170.02120.02070.02020.01970.01920.01880.0183–2.0
–1.90.02870.02810.02740.02680.02620.02560.02500.02440.02390.0233–1.9
–1.80.03590.03510.03440.03360.03290.03220.03140.03070.03010.0294–1.8
–1.70.04460.04360.04270.04180.04090.04010.03920.03840.03750.0367–1.7
–1.60.05480.05370.05260.05160.05050.04950.04850.04750.04650.0455–1.6
–1.50.06680.06550.06430.06300.06180.06060.05940.05820.05710.0559–1.5
–1.40.08080.07930.07780.07640.07490.07350.07210.07080.06940.0681–1.4
–1.30.09680.09510.09340.09180.09010.08850.08690.08530.08380.0823–1.3
–1.20.11510.11310.11120.10930.10750.10560.10380.10200.10030.0985–1.2
–1.10.13570.13350.13140.12920.12710.12510.12300.12100.11900.1170–1.1
–1.00.15870.15620.15390.15150.14920.14690.14460.14230.14010.1379–1.0
–0.90.18410.18140.17880.17620.17360.17110.16850.16600.16350.1611–0.9
–0.80.21190.20900.20610.20330.20050.19770.19490.19220.18940.1867–0.8
–0.70.24200.23890.23580.23270.22960.22660.22360.22060.21770.2148–0.7
–0.60.27430.27090.26760.26430.26110.25780.25460.25140.24830.2451–0.6
–0.50.30850.30500.30150.29810.29460.29120.28770.28430.28100.2776–0.5
–0.40.34460.34090.33720.33360.33000.32640.32280.31920.31560.3121–0.4
–0.30.38210.37830.37450.37070.36690.36320.35940.35570.35200.3483–0.3
–0.20.42070.41680.41290.40900.40520.40130.39740.39360.38970.3859–0.2
–0.10.46020.45620.45220.44830.44430.44040.43640.43250.42860.4247–0.1
–0.00.50000.49600.49200.48800.48400.48010.47610.47210.46810.4641–0.0
equation
z0.000.010.020.030.040.050.060.070.080.09z
0.00.50000.50400.50800.51200.51600.51990.52390.52790.53190.53590.0
0.10.53980.54380.54780.55170.55570.55960.56360.56750.57140.57530.1
0.20.57930.58320.58710.59100.59480.59870.60260.60640.61030.61410.2
0.30.61790.62170.62550.62930.63310.63680.64060.64430.64800.65170.3
0.40.65540.65910.66280.66640.67000.67360.67720.68080.68440.68790.4
0.50.69150.69500.69850.70190.70540.70880.71230.71570.71900.72240.5
0.60.72570.72910.73240.73570.73890.74220.74540.74860.75170.75490.6
0.70.75800.76110.76420.76730.77040.77340.77640.77940.78230.78520.7
0.80.78810.79100.79390.79670.79950.80230.80510.80780.81060.81330.8
0.90.81590.81860.82120.82380.82640.82890.83150.83400.83650.83890.9
1.00.84130.84380.84610.84850.85080.85310.85540.85770.85990.86211.0
1.10.86430.86650.86860.87080.87290.87490.87700.87900.88100.88301.1
1.20.88490.88690.88880.89070.89250.89440.89620.89800.89970.90151.2
1.30.90320.90490.90660.90820.90990.91150.91310.91470.91620.91771.3
1.40.91920.92070.92220.92360.92510.92650.92790.92920.93060.93191.4
1.50.93320.93450.93570.93700.93820.93940.94060.94180.94290.94411.5
1.60.94520.94630.94740.94840.94950.95050.95150.95250.95350.95451.6
1.70.95540.95640.95730.95820.95910.95990.96080.96160.96250.96331.7
1.80.96410.96490.96560.96640.96710.96780.96860.96930.96990.97061.8
1.90.97130.97190.97260.97320.97380.97440.97500.97560.97610.97671.9
2.00.97720.97780.97830.97880.97930.97980.98030.98080.98120.98172.0
2.10.98210.98260.98300.98340.98380.98420.98460.98500.98540.98572.1
2.20.98610.98640.98680.98710.98750.98780.98810.98840.98870.98902.2
2.30.98930.98960.98980.99010.99040.99060.99090.99110.99130.99162.3
2.40.99180.99200.99220.99250.99270.99290.99310.99320.99340.99362.4
2.50.99380.99400.99410.99430.99450.99460.99480.99490.99510.99522.5
2.60.99530.99550.99560.99570.99590.99600.99610.99620.99630.99642.6
2.70.99650.99660.99670.99680.99690.99700.99710.99720.99730.99742.7
2.80.99740.99750.99760.99770.99770.99780.99790.99790.99800.99812.8
2.90.99810.99820.99820.99830.99840.99840.99850.99850.99860.99862.9
3.00.99870.99870.99870.99880.99880.99890.99890.99890.99900.99903.0
3.10.99900.99910.99910.99910.99920.99920.99920.99920.99930.99933.1
3.20.99930.99930.99940.99940.99940.99940.99940.99950.99950.99953.2
3.30.99950.99950.99950.99960.99960.99960.99960.99960.99960.99973.3
3.40.99970.99970.99970.99970.99970.99970.99970.99970.99970.99983.4
Table 3. t Distribution Critical Values

(Table entry is the point t* with given probability p lying above it.)

equation
dfp
0.250.200.150.100.050.0250.020.010.0050.00250.0010.0005
11.0001.3761.9633.0786.31412.7115.8931.8263.66127.3318.3636.6
20.8161.0611.3861.8862.9204.3034.8496.9659.92514.0922.3331.60
30.7650.9781.2501.6382.3533.1823.4824.5415.8417.45310.2112.92
40.7410.9411.1901.5332.1322.7762.9993.7474.6045.5987.1738.610
50.7270.9201.1561.4762.0152.5712.7573.3654.0324.7735.8936.869
60.7180.9061.1341.4401.9432.4472.6123.1433.7074.3175.2085.959
70.7110.8961.1191.4151.8952.3652.5172.9983.4994.0294.7855.408
80.7060.8891.1081.3971.8602.3062.4492.8963.3553.8334.5015.041
90.7030.8831.1001.3831.8332.2622.3982.8213.2503.6904.2974.781
100.7000.8791.0931.3721.8122.2282.3592.7643.1693.5814.1444.587
110.6970.8761.0881.3631.7962.2012.3282.7183.1063.4974.0254.437
120.6950.8731.0831.3561.7822.1792.3032.6813.0553.4283.9304.318
130.6940.8701.0791.3501.7712.1602.2822.6503.0123.3723.8524.221
140.6920.8681.0761.3451.7612.1452.2642.6242.9773.3263.7874.140
150.6910.8661.0741.3411.7532.1312.2492.6022.9473.2863.7334.073
160.6900.8651.0711.3371.7462.1202.2352.5832.9213.2523.6864.015
170.6890.8631.0691.3331.7402.1102.2242.5672.8983.2223.6463.965
180.6880.8621.0671.3301.7342.1012.2142.5522.8783.1973.6103.922
190.6880.8611.0661.3281.7292.0932.2052.5392.8613.1743.5793.883
200.6870.8601.0641.3251.7252.0862.1972.5282.8453.1533.5523.850
210.6860.8591.0631.3231.7212.0802.1892.5182.8313.1353.5273.819
220.6860.8581.0611.3211.7172.0742.1832.5082.8193.1193.5053.792
230.6850.8581.0601.3191.7142.0692.1772.5002.8073.1043.4853.768
240.6850.8571.0591.3181.7112.0642.1722.4922.7973.0913.4673.745
250.6840.8561.0581.3161.7082.0602.1672.4852.7873.0783.4503.725
260.6840.8561.0581.3151.7062.0562.1622.4792.7793.0673.4353.707
270.6840.8551.0571.3141.7032.0522.1582.4732.7713.0573.4213.690
280.6830.8551.0561.3131.7012.0482.1542.4672.7633.0473.4083.674
290.6830.8541.0551.3111.6992.0452.1502.4622.7563.0383.3963.659
300.6830.8541.0551.3101.6972.0422.1472.4572.7503.0303.3853.646
400.6810.8511.0501.3031.6842.0212.1232.4232.7042.9713.3073.551
500.6790.8491.0471.2991.6762.0092.1092.4032.6782.9373.2613.496
600.6790.8481.0451.2961.6712.0002.0992.3902.6602.9153.2323.460
800.6780.8461.0431.2921.6641.9902.0882.3742.6392.8873.1953.416
1000.6770.8451.0421.2901.6601.9842.0812.3642.6262.8713.1743.390
10000.6750.8421.0371.2821.6461.9622.0562.3302.5812.8133.0983.300
0.6740.8411.0361.2821.6451.9602.0542.3262.5762.8073.0913.291
Table 4. χ2 Critical Values

(Table entry is the point χ2 with given probability p lying above it.)

equation
dfp
0.250.200.150.100.050.0250.020.010.0050.00250.0010.0005
11.321.642.072.713.845.025.416.637.889.1410.8312.12
22.773.223.794.615.997.387.829.2110.6011.9813.8215.20
34.114.645.326.257.819.359.8411.3412.8414.3216.2717.73
45.395.996.747.789.4911.1411.6713.2814.8616.4218.4720.00
56.637.298.129.2411.0712.8313.3915.0916.7518.3920.5222.11
67.848.569.4510.6412.5914.4515.0316.8118.5520.2522.4624.10
79.049.8010.7512.0214.0716.0116.6218.4820.2822.0424.3226.02
810.2211.0312.0313.3615.5117.5318.1720.0921.9523.7726.1227.87
911.3912.2413.2914.6816.9219.0219.6821.6723.5925.4627.8829.67
1012.5513.4414.5315.9918.3120.4821.1623.2125.1927.1129.5931.42
1113.7014.6315.7717.2819.6821.9222.6224.7226.7628.7331.2633.14
1214.8515.8116.9918.5521.0323.3424.0526.2228.3030.3232.9134.82
1315.9816.9818.2019.8122.3624.7425.4727.6929.8231.8834.5336.48
1417.1218.1519.4121.0623.6826.1226.8729.1431.3233.4336.1238.11
1518.2519.3120.6022.3125.0027.4928.2630.5832.8034.9537.7039.72
1619.3720.4721.7923.5426.3028.8529.6332.0034.2736.4639.2541.31
1720.4921.6122.9824.7727.5930.1931.0033.4135.7237.9540.7942.88
1821.6022.7624.1625.9928.8731.5332.3534.8137.1639.4242.3144.43
1922.7223.9025.3327.2030.1432.8533.6936.1938.5840.8843.8245.97
2023.8325.0426.5028.4131.4134.1735.0237.5740.0042.3445.3147.50
2124.9326.1727.6629.6232.6735.4836.3438.9341.4043.7846.8049.01
2226.0427.3028.8230.8133.9236.7837.6640.2942.8045.2048.2750.51
2327.1428.4329.9832.0135.1738.0838.9741.6444.1846.6249.7352.00
2428.2429.5531.1333.2036.4239.3640.2742.9845.5648.0351.1853.48
2529.3430.6832.2834.3837.6540.6541.5744.3146.9349.4452.6254.95
2630.4331.7933.4335.5638.8941.9242.8645.6448.2950.8354.0556.41
2731.5332.9134.5736.7440.1143.1944.1446.9649.6452.2255.4857.86
2832.6234.0335.7137.9241.3444.4645.4248.2850.9953.5956.8959.30
2933.7135.1436.8539.0942.5645.7246.6949.5952.3454.9758.3060.73
3034.8036.2537.9940.2643.7746.9847.9650.8953.6756.3359.7062.16
4045.6247.2749.2451.8155.7659.3460.4463.6966.7769.7073.4076.09
5056.3358.1660.3563.1767.5071.4272.6176.1579.4982.6686.6689.56
6066.9868.9771.3474.4079.0883.3084.5888.3891.9595.3499.61102.7
8088.1390.4193.1196.58101.9106.6108.1112.3116.3120.1124.8128.3
100109.1111.7114.7118.5124.3129.6131.1135.8140.2144.3149.4153.2

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