DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:09:26 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 118/Irion VRSN: W 118-902/Irion County ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 5,844,504 0.8835 6,615,171 8 215 2 A 5,736,377 0.8107 7,075,832 9 118 3 A 5,843,753 0.8325 7,019,523 10 82 4 A 5,723,563 0.9213 6,212,486 8 51 5 D3 6,525,650 0.9536 6,843,173 12 2,283 6 G1 145,507,540 0.9819 148,189,775 23 780 RANDOM TOTALS: 175,181,387 181,955,960 70 3,529 CATG J EXCEPTION VALUES: 7,751,730 7,372,540 CATG D1 EXCEPTION VALUES: 14,181,860 15,237,547 TOTAL TEST VALUES (4): 197,114,977 204,566,047 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 10,228,302 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 194,337,745 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 197,114,977 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 214,794,349 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 238,434,787 (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
