DATE: 01/26/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:24:19 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 142/LaSalle VRSN: W 142-901/Cotulla ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 33,535,817 0.8178 41,007,358 23 1,842 .086411835 2 D3 12,531,325 0.6429 19,491,873 26 3,659 .135586362 3 F1 5,840,730 0.9396 6,216,188 10 187 .003464391 4 G1 39,998,586 1.0478 38,173,875 7 127 .013824170 5 G1 39,673,789 0.9991 39,709,528 6 54 .004433485 6 G1 40,539,957 1.0457 38,768,248 6 30 .029124803 7 G1 37,755,777 1.1263 33,521,954 5 13 .028741846 8 L1 26,555,730 0.9863 26,924,597 10 206 .023471479 RANDOM TOTALS: 236,431,711 243,813,621 93 6,118 CATG J EXCEPTION VALUES: 20,856,914 21,374,029 CATG D1 EXCEPTION VALUES: 53,537,246 59,130,627 TOTAL TEST VALUES (4): 310,825,871 324,318,277 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 16,215,914 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 308,102,363 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 310,825,871 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 340,534,191 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 345,861,526 (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
