DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:03:01 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 084/Galveston VRSN: W 084-903/High Island ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 13,879,708 0.9756 14,226,843 15 444 2 A 13,906,218 0.9587 14,505,286 16 248 3 A 13,940,036 0.9168 15,205,100 15 147 4 A 13,831,349 0.9998 13,834,116 15 72 5 C 1,799,443 0.9551 1,884,036 8 657 6 C 1,805,084 0.9704 1,860,144 7 307 7 C 1,815,330 0.9670 1,877,280 7 142 8 C 1,781,271 0.9648 1,846,259 7 50 9 D3 3,513,470 0.9703 3,621,014 10 428 10 G1 1,577,216 1.0054 1,568,745 8 25 RANDOM TOTALS: 67,849,125 70,428,823 108 2,520 CATG J EXCEPTION VALUES: 2,605,773 2,634,368 CATG D1 EXCEPTION VALUES: 418,810 372,164 CATG G1 EXCEPTION VALUES: 4,513,199 4,621,352 TOTAL TEST VALUES (4): 75,386,907 78,056,707 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 3,902,835 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 74,153,872 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 75,386,907 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 81,959,542 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 77,101,680 (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
