Appendix D: Critical Values for Pearson’s r (Correlation Table)
|
|
Level of Significance for One-Tailed Test |
|||
|
.05 |
.025 |
.01 |
.005 |
|
|
Level of Significance for Two-Tailed Test |
||||
|
.10 |
.05 |
.02 |
.01 |
|
|
1 |
.988 |
.997 |
.9995 |
.9999 |
|
2 |
.900 |
.950 |
.980 |
.990 |
|
3 |
.805 |
.878 |
.934 |
.959 |
|
4 |
.729 |
.811 |
.882 |
.917 |
|
5 |
.669 |
.754 |
.833 |
.875 |
|
6 |
.621 |
.707 |
.789 |
.834 |
|
7 |
.582 |
.666 |
.750 |
.798 |
|
8 |
.549 |
.632 |
.715 |
.765 |
|
9 |
.521 |
.602 |
.685 |
.735 |
|
10 |
.497 |
.576 |
.658 |
.708 |
|
11 |
.476 |
.553 |
.634 |
.684 |
|
12 |
.458 |
.532 |
.612 |
.661 |
|
13 |
.441 |
.514 |
.592 |
.641 |
|
14 |
.426 |
.497 |
.574 |
.623 |
|
15 |
.412 |
.482 |
.558 |
.606 |
|
16 |
.400 |
.468 |
.543 |
.590 |
|
17 |
.389 |
.456 |
.529 |
.575 |
|
18 |
.378 |
.444 |
.516 |
.561 |
|
19 |
.369 |
.433 |
.503 |
.549 |
|
20 |
.360 |
.423 |
.492 |
.537 |
|
21 |
.352 |
.413 |
.482 |
.526 |
|
22 |
.344 |
.404 |
.472 |
.515 |
|
23 |
.337 |
.396 |
.462 |
.505 |
|
24 |
.330 |
.388 |
.453 |
.496 |
|
25 |
.323 |
.381 |
.445 |
.487 |
|
26 |
.317 |
.374 |
.437 |
.479 |
|
27 |
.311 |
.367 |
.430 |
.471 |
|
28 |
.306 |
.361 |
.423 |
.463 |
|
29 |
.301 |
.355 |
.416 |
.456 |
|
30 |
.296 |
.349 |
.409 |
.449 |
|
35 |
.275 |
.325 |
.381 |
.418 |
|
40 |
.257 |
.304 |
.358 |
.393 |
|
45 |
.243 |
.288 |
.338 |
.372 |
|
50 |
.231 |
.273 |
.322 |
.354 |
|
60 |
.211 |
.250 |
.295 |
.325 |
|
70 |
.195 |
.232 |
.274 |
.302 |
|
80 |
.183 |
.217 |
.257 |
.283 |
|
90 |
.173 |
.205 |
.242 |
.267 |
|
100 |
.164 |
.195 |
.230 |
.254 |
