DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:33:59 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 0.8328 8,440,949 13 429 .206381361 2 A 7,040,730 0.8266 8,517,699 11 244 .048926655 3 A 7,029,547 0.9230 7,615,977 14 153 .013130355 4 A 6,968,011 1.0463 6,659,668 9 86 .009893422 5 D3 8,550,410 0.9812 8,714,238 21 1,591 .006644939 6 G1 6,755,850 0.9428 7,165,730 5 15 .063598437 7 G1 6,505,990 1.0415 6,246,750 3 5 .002013861 8 G1 5,534,801 0.9339 5,926,546 2 3 .003717635 RANDOM TOTALS: 55,414,961 59,287,557 78 2,526 CATG J EXCEPTION VALUES: 16,938,881 18,556,926 CATG D1 EXCEPTION VALUES: 15,547,430 19,830,546 CATG G1 EXCEPTION VALUES: 4,463,857 2,959,867 TOTAL TEST VALUES (4): 92,365,129 100,634,896 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 5,031,745 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 92,365,129 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 95,603,151 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 105,666,641 (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
