DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:19:32 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 220/Tarrant VRSN: W 220-912/Crowley ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 574,978,656 0.9958 577,403,752 49 5,703 .003626327 2 A 575,013,532 0.9784 587,708,025 51 4,238 .001741803 3 A 574,741,847 1.0028 573,137,063 50 3,049 .002241844 4 A 574,404,541 0.9874 581,734,394 50 1,670 .001629677 5 B 80,373,039 1.1323 70,982,106 11 186 .000639794 6 B 71,890,163 1.0107 71,129,082 3 9 .008729055 7 F1 161,970,061 0.9075 178,479,406 7 155 .018778877 8 F1 168,886,077 0.8815 191,589,424 7 45 .051350565 9 F1 162,800,687 0.9370 173,746,731 5 17 .007912077 10 F1 146,674,287 0.9327 157,257,732 3 6 .010604202 11 L1 51,166,823 1.0066 50,831,336 8 405 .130753726 12 L1 51,758,321 1.0640 48,645,039 7 83 .002352696 13 L1 52,584,190 0.9938 52,912,246 7 25 .000740892 RANDOM TOTALS: 3,247,242,224 3,315,556,336 258 15,591 CATG D1 EXCEPTION VALUES: 1,296,199 1,387,200 CATG B EXCEPTION VALUES: 179,115,230 191,810,521 CATG L1 EXCEPTION VALUES: 50,193,330 48,481,861 TOTAL TEST VALUES (4): 3,477,846,983 3,557,235,918 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 177,861,796 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 3,379,374,122 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 3,477,846,983 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 3,735,097,714 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 3,692,375,239 (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
