DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:35:38 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 018/Bosque VRSN: W 018-905/Walnut Springs ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 2,883,792 0.9825 2,935,157 8 122 .011730699 2 A 2,912,716 0.9789 2,975,499 7 68 .012649790 3 A 2,862,942 0.9487 3,017,753 8 42 .010425941 4 A 2,832,365 0.9884 2,865,606 6 20 .003531091 5 D3 22,415,358 1.0071 22,257,331 21 735 .009169992 RANDOM TOTALS: 33,907,173 34,051,346 50 987 CATG J EXCEPTION VALUES: 3,608,923 3,660,231 CATG D1 EXCEPTION VALUES: 5,177,770 4,253,607 TOTAL TEST VALUES (4): 42,693,866 41,965,184 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 2,098,259 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 39,866,925 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 42,693,866 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 44,063,443 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 44,976,457 (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
