DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:25:35 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 249/Wise VRSN: W 249-903/Bridgeport ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 60,749,687 0.9707 62,583,380 33 1,045 .023893168 2 A 60,673,263 1.0024 60,527,996 28 602 .014168634 3 A 60,748,818 1.0011 60,682,068 28 404 .024604182 4 A 60,635,424 1.0443 58,063,223 13 219 .013609532 5 D3 85,859,960 0.9649 88,983,273 29 2,958 .030593021 6 F1 16,493,703 0.9568 17,238,402 7 176 .002395299 7 F1 16,603,479 0.9935 16,712,108 6 70 .003818823 8 F1 16,389,701 0.9508 17,237,801 8 34 .005039506 9 F1 16,333,780 1.0208 16,000,960 9 16 .004232469 10 G1 18,503,079 0.9196 20,120,791 7 196 .009500360 11 G1 18,577,645 0.8818 21,067,867 6 89 .135535329 12 G1 18,286,577 1.0767 16,983,911 6 55 .018809436 13 G1 18,381,397 1.0479 17,541,175 6 27 .005989574 14 L1 7,882,826 0.9942 7,928,813 8 188 .006040650 15 L1 7,848,860 0.9550 8,218,702 6 52 .010284895 16 L1 8,304,514 1.0278 8,079,893 7 24 .001975485 17 L1 7,362,889 1.0344 7,118,029 4 8 .004901920 RANDOM TOTALS: 499,635,602 505,088,392 211 6,163 CATG J EXCEPTION VALUES: 17,132,479 17,294,950 CATG D1 EXCEPTION VALUES: 4,199,870 3,877,745 TOTAL TEST VALUES (4): 520,967,951 526,261,087 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 26,313,054 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 499,948,033 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 520,967,951 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 552,574,141 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 879,891,007 (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
