DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:21:48 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 231/Upton VRSN: W 231-901/McCamey ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 4,265,499 0.9024 4,726,838 8 365 .048253326 2 A 4,266,633 0.7465 5,715,516 9 189 .043107978 3 A 4,283,216 0.9094 4,709,936 9 114 .007636146 4 A 4,210,036 0.9600 4,385,454 9 59 .023548517 5 G1 151,822,492 0.9923 153,000,597 6 68 .000100111 6 G1 153,102,300 1.0235 149,587,005 5 19 .000429312 7 G1 156,941,530 1.0159 154,485,215 4 9 .000194789 RANDOM TOTALS: 478,891,706 476,610,561 50 823 CATG D1 EXCEPTION VALUES: 802,760 1,702,790 CATG G1 EXCEPTION VALUES: 379,659,030 371,879,595 TOTAL TEST VALUES (4): 859,353,496 850,192,946 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 42,509,647 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 807,683,299 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 859,353,496 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 892,702,593 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 985,023,692 (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
