Statistical Details for the Logistic Platform

This section contains statistical details for the Whole Model Test report.

Chi-Square

The Chi-Square statistic is sometimes denoted G2 and is defined as follows:

The summations are over all observations instead of all cells.

RSquare (U)

RSquare (U) is computed as follows:

These quantities appear in the Whole Model Test report.

Note: RSquare (U) is also known as McFadden’s pseudo R-square.

Want more information? Have questions? Get answers in the JMP User Community (community.jmp.com).