DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:55:27 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 109/Hill VRSN: W 109-901/Abbott ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 3,595,738 1.0421 3,450,473 6 82 .007272332 2 A 3,570,793 0.9517 3,752,015 6 49 .027663525 3 A 3,641,266 0.9406 3,871,216 10 37 .013026665 4 A 3,510,090 1.0470 3,352,521 7 22 .007149082 5 D3 15,268,250 1.0444 14,619,159 16 1,066 .032463146 RANDOM TOTALS: 29,586,137 29,045,384 45 1,256 CATG J EXCEPTION VALUES: 3,805,422 3,768,824 CATG D1 EXCEPTION VALUES: 7,393,052 7,394,968 TOTAL TEST VALUES (4): 40,784,611 40,209,176 MARGIN OF ERROR PERCENT: 5.0000005 MARGIN OF ERROR VALUE: 2,010,459 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 38,198,717 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 40,784,611 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 42,219,635 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 40,228,773 (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
