DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:39:43 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 228/Trinity VRSN: W 228-905/Apple Springs ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 1,536,442 1.0066 1,526,368 16 97 .090880799 2 A 1,511,644 0.9892 1,528,148 14 58 .053682783 3 A 1,559,830 0.8910 1,750,651 12 39 .046560557 4 A 1,482,838 0.9235 1,605,672 11 20 .029056713 5 D3 9,824,858 0.9792 10,033,556 20 1,691 .024156678 RANDOM TOTALS: 15,915,612 16,444,395 73 1,905 CATG J EXCEPTION VALUES: 1,255,420 1,376,678 CATG D1 EXCEPTION VALUES: 13,748,464 12,819,904 TOTAL TEST VALUES (4): 30,919,496 30,640,977 MARGIN OF ERROR PERCENT: 5.0000005 MARGIN OF ERROR VALUE: 1,532,049 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 29,108,928 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 30,919,496 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 32,173,026 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 27,563,192 (SEE ISD SUMMARY WORKSHEET) SOURCES: (1) SEE STRATIFIED CATEGORY WORKSHEET REPORTS PTS236, PTS430 (2) NUMBER OF PARCELS SAMPLED BY STAFF (3) TOTAL CATEGORY PARCELS FROM STRATIFICATION REPORT APPRAISAL ROLL, OR SELF-REPORT (4) INCLUDES ANY PARCELS IN A, B, C, D3, F1, G1, G2,OR L1 MARKED AS EXCEPTION PROPERTIES (5) UNSTUDIED CATEGORIES AND SUB-CATEGORIES WERE NOT INCLUDED IN THE CONFIDENCE INTERVAL VALUES
