DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:38:15 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 030/Callahan VRSN: W 030-901/Cross Plains ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 3,539,988 0.9633 3,674,855 9 241 .001753634 2 A 3,572,843 0.9505 3,758,909 12 123 .003722184 3 A 3,504,008 0.9722 3,604,205 9 71 .001611487 4 A 3,538,283 0.9786 3,615,658 9 42 .000411042 5 D3 37,961,670 1.0101 37,582,091 48 3,313 .006177918 6 F1 955,605 0.9503 1,005,582 19 60 .009293003 7 F1 984,050 0.9719 1,012,501 15 24 .001969967 8 F1 995,709 0.9661 1,030,648 10 11 .000626373 9 F1 826,035 1.0068 820,456 2 3 .000133903 RANDOM TOTALS: 55,878,191 56,104,905 133 3,888 CATG J EXCEPTION VALUES: 2,642,510 2,958,377 CATG D1 EXCEPTION VALUES: 12,047,449 10,444,555 TOTAL TEST VALUES (4): 70,568,150 69,507,837 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 3,475,392 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 66,032,445 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 70,568,150 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 72,983,229 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 70,547,458 (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
