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 comparison of the measurements in cross-sections by means of System 2 with the reference measurement. dx and dy are as in Table 2.
| Standard Deviation | Arithmetic Mean | |||
|---|---|---|---|---|
| dx (m) | dy (m) | dx (m) | dy (m) | |
| Track 1 | 0.017 | 0.026 | 0.004 | −0.005 |
| Track 2 | 0.014 | 0.023 | −0.002 | −0.001 |
