DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:03:03 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 084/Galveston VRSN: W 084-904/LaMarque ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 174,854,985 0.9352 186,970,685 16 3,533 2 A 174,671,655 0.9773 178,728,799 28 2,199 3 A 174,834,873 0.9722 179,834,266 37 1,453 4 A 174,710,113 0.9524 183,441,950 32 721 5 B 13,850,665 0.8840 15,668,173 7 56 6 B 14,648,707 1.0083 14,528,124 3 4 7 F1 31,353,002 0.9339 33,572,119 14 268 8 F1 31,564,002 1.0008 31,538,771 11 74 9 F1 31,084,862 0.9058 34,317,578 10 21 10 L1 17,804,903 1.0213 17,433,568 7 313 11 L1 17,740,382 1.0110 17,547,361 7 75 12 L1 19,824,827 0.8764 22,620,752 7 24 RANDOM TOTALS: 876,942,976 916,202,146 179 8,741 CATG D1 EXCEPTION VALUES: 72,340 64,523 CATG B EXCEPTION VALUES: 24,051,220 23,938,038 CATG F1 EXCEPTION VALUES: 30,741,970 32,892,734 CATG L1 EXCEPTION VALUES: 17,043,885 16,418,763 TOTAL TEST VALUES (4): 948,852,391 989,516,204 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 49,475,810 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 940,040,394 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 948,852,391 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,038,992,014 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,201,086,681 (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
