DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:13:45 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 184/Parker VRSN: W 184-909/Brock ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 20,174,373 0.9917 20,343,222 12 226 .012470041 2 A 20,132,983 1.0500 19,174,270 34 128 .009523691 3 A 20,131,086 1.0763 18,703,973 7 87 .013920578 4 A 20,029,606 0.9453 21,188,624 11 50 .009733515 5 D3 92,313,690 1.0340 89,278,230 27 2,183 .019162368 RANDOM TOTALS: 172,781,738 168,688,319 91 2,674 CATG D1 EXCEPTION VALUES: 4,370,669 3,333,434 TOTAL TEST VALUES (4): 177,152,407 172,021,753 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 8,601,088 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 163,420,665 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 177,152,407 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 180,622,841 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 197,706,277 (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
