DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:43:30 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 057/Dallas VRSN: W 057-906/DeSoto ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 431,828,395 0.9939 434,478,715 34 3,710 .009641316 2 A 431,724,540 0.9885 436,747,132 43 3,034 .007278837 3 A 431,608,030 1.0043 429,760,062 42 2,452 .001788826 4 A 431,597,925 1.0310 418,620,684 47 1,556 .006609866 5 B 30,072,506 0.9765 30,796,217 14 375 .010686235 6 B 30,191,346 1.0185 29,642,951 12 207 .007536751 7 B 35,644,946 0.8540 41,738,813 5 13 .027008198 8 F1 38,571,346 0.9351 41,248,365 7 148 .013602981 9 F1 39,351,990 0.8591 45,806,064 6 45 .056674772 10 F1 37,458,756 0.8597 43,571,893 5 17 .039313039 11 F1 38,607,209 1.0254 37,650,877 4 8 .000865733 RANDOM TOTALS: 1,976,656,989 1,990,061,773 219 11,565 CATG D1 EXCEPTION VALUES: 241,318 228,711 CATG B EXCEPTION VALUES: 23,462,000 24,026,502 TOTAL TEST VALUES (4): 2,000,360,307 2,014,316,986 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 100,715,849 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,913,601,137 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 2,000,360,307 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 2,115,032,835 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 2,036,096,366 (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
