DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:53:41 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 016/Blanco VRSN: W 016-902/Blanco ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 47,826,378 0.9806 48,772,566 12 679 2 C 24,625,400 0.9989 24,652,518 57 1,663 3 D3 230,317,516 0.9314 247,280,992 36 5,383 4 F1 22,693,852 1.0009 22,673,446 13 178 RANDOM TOTALS: 325,463,146 343,379,522 118 7,903 CATG D1 EXCEPTION VALUES: 13,146,930 13,944,348 TOTAL TEST VALUES (4): 338,610,076 357,323,870 MARGIN OF ERROR PERCENT: 7.5540545 MARGIN OF ERROR VALUE: 26,992,440 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 330,331,430 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 338,610,076 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 384,316,310 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 325,593,921 (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
