DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:14:26 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 187/Polk VRSN: W 187-903/Goodrich ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 6,707,943 0.8283 8,098,446 17 320 .136962484 2 A 6,674,170 0.8476 7,874,198 15 176 .050280961 3 A 6,709,782 0.8842 7,588,534 20 113 .035622462 4 A 6,662,586 0.9622 6,924,326 15 60 .050570017 5 C 2,065,858 1.4426 1,432,038 10 675 .063301728 6 C 2,063,456 0.9558 2,158,878 10 386 .058205720 7 C 2,085,887 0.9095 2,293,444 11 238 .139159902 8 C 2,021,957 0.8687 2,327,566 10 116 .541056872 9 D3 6,001,870 1.0858 5,527,602 20 426 .007560540 RANDOM TOTALS: 40,993,509 44,225,032 128 2,510 CATG J EXCEPTION VALUES: 2,684,653 2,907,723 CATG D1 EXCEPTION VALUES: 4,603,801 4,269,396 TOTAL TEST VALUES (4): 48,281,963 51,402,151 MARGIN OF ERROR PERCENT: 5.0000009 MARGIN OF ERROR VALUE: 2,570,108 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 48,281,963 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 48,832,043 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 53,972,259 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 71,878,560 (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
