DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:15:38 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 196/Refugio VRSN: W 196-902/Woodsboro ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 7,029,622 0.8391 8,377,574 13 429 .209985708 2 A 7,040,730 0.8632 8,156,545 11 244 .053673812 3 A 7,029,547 0.9588 7,331,609 14 153 .008200794 4 A 6,968,011 1.0569 6,592,876 9 86 .009660380 5 D3 8,550,410 0.9856 8,675,335 21 1,591 .005747654 6 G1 6,755,850 1.0369 6,515,431 5 15 .010251363 7 G1 6,505,990 1.0415 6,246,750 3 5 .002013861 8 G1 5,534,801 1.0100 5,480,001 2 3 .003154181 RANDOM TOTALS: 55,414,961 57,376,121 78 2,526 CATG J EXCEPTION VALUES: 16,938,881 18,214,391 CATG D1 EXCEPTION VALUES: 15,547,430 17,820,111 CATG G1 EXCEPTION VALUES: 4,463,857 2,959,867 TOTAL TEST VALUES (4): 92,365,129 96,370,490 MARGIN OF ERROR PERCENT: 5.0000005 MARGIN OF ERROR VALUE: 4,818,525 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 91,551,965 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 92,365,129 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 101,189,015 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 102,201,943 (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
