DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:14:30 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 187/Polk VRSN: W 187-904/Corrigan-Camden ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 10,282,702 1.1711 8,780,379 15 554 .221364645 2 A 10,307,521 1.1659 8,840,828 15 287 .139555769 3 A 10,285,297 0.7841 13,117,328 15 166 .020129260 4 A 10,223,549 1.0145 10,077,426 15 87 .080032748 5 C 3,174,711 1.1659 2,722,970 7 1,166 .238265610 6 C 3,296,011 0.8868 3,716,747 7 565 .256917588 7 C 2,305,234 1.1852 1,945,017 8 244 .024628035 8 C 2,885,305 1.4288 2,019,390 7 189 .102197442 9 D3 16,514,470 1.0693 15,444,188 20 2,171 .009961079 10 G1 8,096,683 0.9847 8,222,487 13 17 .037643104 RANDOM TOTALS: 77,371,483 74,886,760 122 5,446 CATG J EXCEPTION VALUES: 17,111,138 17,961,272 CATG D1 EXCEPTION VALUES: 35,499,404 35,411,141 TOTAL TEST VALUES (4): 129,982,025 128,259,173 MARGIN OF ERROR PERCENT: 5.0000003 MARGIN OF ERROR VALUE: 6,412,959 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 121,846,214 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 129,982,025 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 134,672,132 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 198,278,688 (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
