Abbreviated Table of Critical Values of Pearson's r
| N (df=N-2) |
2-Tailed p < .05 |
2-Tailed p < .01 |
| 3 |
.997 |
.999 |
| 4 |
.950 |
.990 |
| 5 |
.878 |
.959 |
| 6 |
.811 |
.917 |
| 7 |
.754 |
.874 |
| 8 |
.707 |
.834 |
| 9 |
.666 |
.798 |
| 10 |
.632 |
.765 |
| 11 |
.602 |
.735 |
| 12 |
.576 |
.708 |
| 13 |
.553 |
.684 |
| 14 |
.532 |
.661 |
| 15 |
.514 |
.641 |
| 16 |
.497 |
.623 |
| 17 |
.482 |
.606 |
| 18 |
.468 |
.590 |
| 19 |
.456 |
.575 |
| 20 |
.444 |
.561 |
| 40 |
.312 |
.403 |
| 80 |
.224 |
.292 |
| 100 |
.195 |
.254 |
| 200 |
.138 |
.181 |
| 500 |
.088 |
.115 |
| 1000 |
.062 |
.081 |
--From R. A. Fisher, Statistical methods for research workers
(14th ed.). Hafner Press, 1972.
More extensive tables are available elsewhere on the web, e.g.,
http://www.jeremymiles.co.uk/misc/tables/pearson.html