| Probability value | Meaning |
|---|---|
| Near 0 | Outcome or event is very unlikely. |
| Equal to 0 | Outcome or event cannot occur. |
| Near 1 | Outcome or event is nearly certain to occur. |
| Equal to 1 | Outcome or event is certain to occur. It's “a sure thing.” |
| Low | Outcome or event is unusual, say, with probability less than 0.05. |
| High | Outcome or event is likely to happen. |