DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:00:47 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 107/Henderson VRSN: W 129-905/Mabank ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 539,524,290 1.0403 518,623,753 29 7,675 .040023610 2 C 45,353,070 1.0122 44,806,432 39 8,514 .002191461 3 D3 71,663,610 0.9904 72,358,249 21 2,526 .098285776 4 F1 104,559,520 0.9629 108,588,140 17 557 .003594793 5 L1 50,501,430 0.9550 52,881,079 12 814 .018543135 RANDOM TOTALS: 811,601,920 797,257,653 118 20,086 CATG D1 EXCEPTION VALUES: 4,539,120 4,117,898 TOTAL TEST VALUES (4): 816,141,040 801,375,551 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 40,068,778 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 761,306,773 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 816,141,040 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 841,444,329 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 738,832,553 (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
