Table 5.

Leave-one-out cross-validated (LOOCV) R² for prediction models in Table 4 applied to each community.

Towns	EC2.5	EC0.2	PM2.5	PM0.2
Anaheim	0.64	0.91	0.26	0.03
Glendora	0.74	0.42	0.24	0.14
Long Beach	0.00	0.54	0.27	0.14
Mira Loma	0.02	0.37	0.11	0.04
Riverside	0.50	0.50	0.03	0.16
Santa Barbara	0.82	0.80	0.39	0.23
San Dimas	0.08	0.09	0.43	0.12
Upland	0.51	0.54	0.23	0.11