DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:22:05 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 233/Val Verde VRSN: W 233-901/San Felipe-Del Rio CISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 164,724,988 1.0015 164,478,271 16 2,791 .078494040 2 A 164,629,601 0.9155 179,824,796 27 1,530 .037000830 3 A 164,733,242 0.9004 182,955,622 38 1,114 .014249198 4 A 164,370,421 0.9054 181,544,534 39 713 .028832357 5 F1 174,423,090 0.9223 189,117,521 22 1,109 .011169066 6 L1 25,123,453 0.9810 25,610,044 8 423 .006891040 7 L1 25,148,348 1.0049 25,025,722 12 87 .004895543 8 L1 25,763,643 1.0158 25,362,909 5 31 .013465912 RANDOM TOTALS: 908,916,786 973,919,419 167 7,798 CATG D1 EXCEPTION VALUES: 8,586,653 9,530,064 CATG L1 EXCEPTION VALUES: 21,035,406 20,649,179 TOTAL TEST VALUES (4): 938,538,845 1,004,098,662 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 50,204,933 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 938,538,845 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 953,893,729 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 1,054,303,595 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,010,378,845 (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
