Table 1.
The Decision Matrix
| State of Nature |
||
|---|---|---|
| Decision | Null True (N) | Alternative True (A) |
| Act for the alternative (𝒜) Balk (ℬ); refrain from action |
false positive; Type I error true negative |
true positive false negative; Type II error |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.