DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:28:33 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 174/Nacogdoches VRSN: W 174-903/Garrison ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 7,240,460 0.9530 7,597,545 9 238 .020856917 2 A 7,311,368 0.9451 7,736,079 7 133 .057425637 3 A 7,085,955 0.9709 7,298,337 6 86 .024961987 4 A 7,197,339 1.0170 7,077,029 7 49 .019974490 5 D3 30,294,190 0.8554 35,415,233 14 1,899 .245310133 6 G1 22,998,717 1.0272 22,389,717 9 65 .004882589 7 G1 24,056,941 0.9536 25,227,497 7 22 .019326442 8 G1 21,721,230 1.0820 20,075,074 5 11 .026274122 9 G1 22,472,330 1.2130 18,526,241 3 5 .081511960 RANDOM TOTALS: 150,378,530 151,342,752 67 2,508 CATG J EXCEPTION VALUES: 6,933,435 7,348,367 CATG D1 EXCEPTION VALUES: 11,194,960 9,089,166 TOTAL TEST VALUES (4): 168,506,925 167,780,285 MARGIN OF ERROR PERCENT: 6.4253032 MARGIN OF ERROR VALUE: 10,780,392 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 156,999,893 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 168,506,925 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 178,560,677 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 178,951,412 (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
