Critical Values of the 
Pearson Product-Moment Correlation Coefficient

How to use this table

df = n -2        
Level of
Significance (p)
for 
Two-Tailed
Test
.10 .05 .02 .01
df
1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

35

40

45

50

60

70

80

90

100

.988

.900

.805

.729

.669

.622 

.582

.549

.521

.497

.476

.458

.441

.426

.412

.400

.389

.378

.369

.360

.352

.344

.337

.330

.323

.317

.311

.306

.301

.296

.275

.257

.243

.231

.211

.195

.183

.173

.164

.997

.950

.878

.811

.754

.707

.666

.632

.602

.576

.553

.532

.514

.497

.482

.468

.456

.444

.433

.423

.413

.404

.396

.388

.381

.374

.367

.361

.355

.349

.325

.304

.288

.273

.250

.232

.217

.205

.195

.9995

.980

.934

.882

.833

.789

.750

.716

.685

.658

.634

.612

.592

.574

.558

.542

.528

.516

.503

.492

.482

.472

.462

.453

.445

.437

.430

.423

.416

.409

.381

.358

.338

.322

.295

.274

.256

.242

.230

.9999

.990

.959

.917

.874

.834

.798

.765

.735

.708

.684

.661

.641

.623

.606

.590

.575

.561

.549

.537

.526

.515

.505

.496

.487

.479

.471

.463

.456

.449

.418

.393

.372

.354

.325

.303

.283

.267

.254

Del Siegle, Ph.D.
Neag School of Education - University of Connecticut
del.siegle@uconn.edu

www.delsiegle.com