DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:43:24 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 057/Dallas VRSN: W 057-904/Cedar Hill ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 418,934,297 0.9960 420,616,764 40 3,837 .012497472 2 A 418,845,068 1.0036 417,342,635 42 3,088 .004189517 3 A 419,239,180 1.0122 414,186,109 38 2,454 .002503298 4 A 418,033,306 1.0313 405,345,977 44 1,248 .013505881 5 C 34,862,967 1.1489 30,344,649 8 855 .022763018 6 C 34,071,153 1.0125 33,650,521 7 483 .148797201 7 C 34,571,399 1.0315 33,515,656 13 273 .023060843 8 C 34,379,430 1.0019 34,314,233 6 75 .002026728 9 F1 77,330,689 1.0346 74,744,528 8 148 .028578664 10 F1 76,933,706 0.9675 79,518,042 7 37 .016350826 11 F1 77,243,455 0.8891 86,878,253 4 10 .025558534 12 L1 32,581,828 1.0458 31,154,932 8 216 .004882983 13 L1 32,496,135 1.0588 30,691,476 7 41 .006599895 14 L1 32,591,564 1.0376 31,410,528 7 12 .005578678 RANDOM TOTALS: 2,142,114,177 2,123,714,303 239 12,777 CATG D1 EXCEPTION VALUES: 372,519 347,311 CATG F1 EXCEPTION VALUES: 51,102,200 51,457,389 CATG L1 EXCEPTION VALUES: 47,459,860 40,767,153 TOTAL TEST VALUES (4): 2,241,048,756 2,216,286,156 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 110,814,308 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 2,105,471,848 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 2,241,048,756 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 2,327,100,464 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 2,362,162,669 (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
