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.
A confusion matrix from a nontraditional test set
| Prediction | Reference | Total | ||
|---|---|---|---|---|
| s = 1 | s = 0 | |||
| y = 1 | y = 1 | y = 0 | ||
| y′ = 1 | m 1 | m 2 | m 3 | k 1 = m 1 + m 2 + m 3 |
| y′ = 0 | m 4 | m 5 | m 6 | k 0 = m 4 + m 5 + m 6 |
| Total | n 1 = m 1 + m 4 | n 0 = m 2 + m 3 + m 5 + m 6 | t = n 1 + n 0 | |
Numbers with shade are known, and numbers without shade are not known.
