Table 2.
The Number of Clusters Analyzed by Variance Ratio Criterion.
| Number of Clusters | 6 | 7 | 8 | 9 | 10 |
| Variance ratio value | 2.9618 | 3.8064 | 4.6218 | 4.1755 | 2.9301 |
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.