DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:05:22 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 061/Denton VRSN: W 061-911/Northwest ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 475,855,754 0.9969 477,335,494 59 3,813 .003721428 2 A 475,710,534 1.0069 472,450,625 56 2,512 .001632827 3 A 475,972,932 1.0099 471,306,993 56 1,912 .001442443 4 A 475,590,852 1.0119 469,997,877 57 1,231 .002478197 5 D3 181,206,891 1.0015 180,935,488 16 4,923 .005045061 6 F1 231,802,052 1.0056 230,511,189 7 333 .011416671 7 F1 233,679,262 1.0248 228,024,260 6 33 .010492402 8 F1 236,429,885 1.0453 226,183,761 5 16 .011390777 9 F1 216,489,643 1.0336 209,452,054 5 8 .004979080 10 G1 422,343,435 0.9946 424,636,472 7 582 .005105293 11 G1 420,531,610 0.9979 421,416,585 7 325 .008264870 12 G1 423,338,270 1.1339 373,347,094 7 225 .007587383 13 G1 418,960,292 1.0264 408,184,228 7 112 .004552773 14 L1 125,517,753 1.0211 122,924,055 7 221 .008207580 15 L1 134,448,216 0.9733 138,136,459 6 20 .017036905 16 L1 156,467,055 0.9976 156,843,479 2 3 .000453563 RANDOM TOTALS: 5,104,344,436 5,011,686,113 310 16,269 CATG D1 EXCEPTION VALUES: 11,602,443 10,558,267 CATG L1 EXCEPTION VALUES: 48,339,089 47,689,163 TOTAL TEST VALUES (4): 5,164,285,968 5,069,933,543 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 253,496,677 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 4,816,436,866 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 5,164,285,968 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 5,323,430,220 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 5,910,505,320 (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
