DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:32:27 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 001/Anderson VRSN: W 001-908/Westwood ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 27,100,110 0.9537 28,415,760 9 674 .088518061 2 A 27,059,690 1.0535 25,685,515 12 457 .013529045 3 A 27,121,348 1.0057 26,967,632 20 373 .013359981 4 A 26,999,989 0.9637 28,017,006 17 263 .005434571 5 D3 41,744,805 0.9927 42,051,783 26 2,490 .031057436 6 F1 4,408,994 0.9635 4,576,019 6 63 .000588926 7 F1 4,327,396 0.9577 4,518,530 8 26 .016621836 8 F1 4,185,903 0.8799 4,757,249 4 11 .000979067 9 L1 5,861,199 0.9764 6,002,867 8 115 .020236740 10 L1 6,033,400 1.0616 5,683,308 5 24 .006652043 11 L1 5,719,084 0.9991 5,724,236 4 9 .000001307 RANDOM TOTALS: 180,561,918 182,399,905 119 4,505 CATG J EXCEPTION VALUES: 10,455,930 10,502,854 CATG D1 EXCEPTION VALUES: 3,711,337 3,670,466 CATG F1 EXCEPTION VALUES: 4,223,910 4,304,966 CATG L1 EXCEPTION VALUES: 3,231,578 2,878,081 TOTAL TEST VALUES (4): 202,184,673 203,756,272 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 10,187,814 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 193,568,458 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 202,184,673 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 213,944,086 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 344,676,503 (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
