DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:55:50 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 109/Hill VRSN: W 109-912/Aquilla ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 1,994,355 0.8827 2,259,380 6 81 .039005599 2 A 1,988,607 0.9729 2,043,999 7 42 .009378566 3 A 1,947,763 0.9787 1,990,153 5 25 .003222947 4 A 1,916,055 0.9941 1,927,427 5 14 .000854370 5 D3 23,798,550 0.9314 25,551,374 23 1,199 .050428490 RANDOM TOTALS: 31,645,330 33,772,333 46 1,361 CATG J EXCEPTION VALUES: 1,667,869 1,633,618 CATG D1 EXCEPTION VALUES: 4,549,249 3,866,979 TOTAL TEST VALUES (4): 37,862,448 39,272,930 MARGIN OF ERROR PERCENT: 6.1611828 MARGIN OF ERROR VALUE: 2,419,677 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 36,853,253 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 37,862,448 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 41,692,607 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 36,575,099 (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
