DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:39:25 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 227/Travis VRSN: W 227-907/Manor ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 121,228,707 0.8876 136,580,337 15 1,300 .053903070 2 A 121,687,217 0.9473 128,456,895 22 812 .004140990 3 A 120,947,754 0.9683 124,907,316 15 651 .007521857 4 A 121,036,134 0.9498 127,433,285 22 480 .005508043 5 B 117,284,518 0.9007 130,214,853 10 96 .014999699 6 D3 74,373,839 0.9569 77,723,732 20 1,732 .136635068 7 F1 73,410,160 0.9957 73,727,187 7 111 .016241545 8 F1 72,324,647 0.9747 74,201,956 7 37 .012887061 9 F1 77,577,101 0.9534 81,368,891 6 19 .001254079 10 F1 67,498,463 0.9815 68,770,721 5 8 .014360322 11 L1 49,418,686 1.1062 44,674,278 7 242 .038699440 12 L1 49,236,066 0.9464 52,024,584 6 51 .003287110 13 L1 48,470,510 1.0274 47,177,837 6 19 .007314847 14 L1 48,589,337 1.0240 47,450,524 4 10 .003353232 RANDOM TOTALS: 1,163,083,139 1,214,712,396 152 5,568 CATG D1 EXCEPTION VALUES: 4,468,450 4,537,228 TOTAL TEST VALUES (4): 1,167,551,589 1,219,249,624 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 60,962,481 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,158,287,143 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,167,551,589 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,280,212,105 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,580,577,539 (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
