DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:22:44 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 228/Trinity VRSN: P 228-904/Centerville ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 1,061,602 1.1090 957,261 10 53 2 A 1,050,568 1.2206 860,698 9 30 3 A 1,044,886 1.0134 1,031,070 8 18 4 A 990,393 1.0729 923,099 9 11 5 D3 7,131,209 0.9222 7,732,823 23 1,468 6 G1 1,520,887 1.0869 1,399,289 4 5 RANDOM TOTALS: 12,799,545 12,904,240 63 1,585 CATG D1 EXCEPTION VALUES: 8,723,237 7,936,925 CATG G1 EXCEPTION VALUES: 2,301,633 1,936,275 TOTAL TEST VALUES (4): 23,824,415 22,777,440 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 1,138,872 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 21,638,568 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 23,824,415 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 23,916,312 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 21,208,226 (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
