DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:05:43 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 062/Dewitt VRSN: W 062-905/Westhoff ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 414,727 0.9533 435,044 7 39 .008551610 2 A 418,939 0.9576 437,489 6 18 .009755097 3 A 425,851 0.9336 456,139 5 11 .006905334 4 A 387,519 0.9986 388,062 4 7 .005016479 5 D3 7,264,650 0.9495 7,651,027 20 1,034 .035869081 RANDOM TOTALS: 8,911,686 9,367,761 42 1,109 CATG J EXCEPTION VALUES: 551,135 620,431 CATG D1 EXCEPTION VALUES: 4,066,740 3,237,626 CATG G1 EXCEPTION VALUES: 1,215,790 1,088,043 TOTAL TEST VALUES (4): 14,745,351 14,313,861 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 715,693 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 13,598,168 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 14,745,351 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 15,029,554 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 15,877,923 (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
