DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:24:27 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 245/Willacy VRSN: W 245-901/Lasara ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 1,999,339 0.9397 2,127,635 15 122 .019091313 2 A 2,015,796 0.9501 2,121,667 14 72 .007244711 3 A 1,985,407 0.9885 2,008,505 13 47 .002222751 4 A 1,981,684 0.9659 2,051,645 11 25 .030008291 5 D3 3,156,767 0.9368 3,369,734 20 28,611 .021176478 6 G1 7,955,454 0.9417 8,447,971 9 13 .041778714 RANDOM TOTALS: 19,094,447 20,127,157 82 28,890 CATG J EXCEPTION VALUES: 356,371 350,423 CATG D1 EXCEPTION VALUES: 8,600,695 8,015,799 TOTAL TEST VALUES (4): 28,051,513 28,493,379 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 1,424,669 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 27,068,710 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 28,051,513 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 29,918,048 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 30,770,973 (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
