typofix

README.md

@@ -43,7 +43,7 @@ Three point estimates
  | confidence    |            |           |
  +----------------------------------------+
  | 1 Sigma - 68% |      20.95 |     23.37 |
- | 1 Sigma - 95% |      19.74 |     24.58 |
- | 1 Sigma - 99% |      18.53 |     25.79 |
+ | 2 Sigma - 95% |      19.74 |     24.58 |
+ | 3 Sigma - 99% |      18.53 |     25.79 |
  +----------------------------------------+
  </pre>