DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:22:45 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 226/Tom Green VRSN: W 226-906/Wall ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 18,451,413 0.9188 20,082,078 15 318 2 A 18,446,367 0.8875 20,784,639 15 197 3 A 18,582,093 0.9531 19,496,478 15 143 4 A 18,291,783 0.9992 18,306,428 14 72 5 D3 21,987,799 1.0507 20,926,810 21 2,282 RANDOM TOTALS: 95,759,455 99,596,433 80 3,012 CATG D1 EXCEPTION VALUES: 29,262,810 26,346,583 TOTAL TEST VALUES (4): 125,022,265 125,943,016 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 6,297,151 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 119,645,865 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 125,022,265 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 132,240,167 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 137,522,898 (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
