DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:55:17 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 011/Bastrop VRSN: W 011-901/Bastrop ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 258,727,909 1.0540 245,472,399 27 10,607 .095733529 2 A 258,752,997 0.9437 274,189,888 45 3,454 .035521994 3 A 258,693,438 0.9737 265,680,844 46 2,124 .007094533 4 A 258,565,812 0.9479 272,777,521 47 1,358 .006597667 5 C 24,477,119 0.7101 34,469,961 14 4,900 .396857706 6 C 22,392,860 1.0232 21,885,125 17 1,797 .052903142 7 C 23,530,444 0.8631 27,262,709 20 930 .026665148 8 C 23,304,248 0.9735 23,938,621 30 443 .018619819 9 D3 267,176,407 0.9336 286,178,671 62 219,761 .102564485 10 F1 43,277,033 0.8912 48,560,405 7 537 .010684839 11 F1 43,370,595 0.9472 45,788,213 7 173 .031721113 12 F1 44,180,211 0.9331 47,347,777 6 74 .007680737 13 F1 42,101,263 0.9187 45,826,998 5 17 .012851379 RANDOM TOTALS: 1,568,550,336 1,639,379,132 333 246,175 CATG D1 EXCEPTION VALUES: 12,315,861 15,907,406 TOTAL TEST VALUES (4): 1,580,866,197 1,655,286,538 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 82,764,327 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,572,522,211 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,580,866,197 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,738,050,865 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,981,156,628 (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
