DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:54:33 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 107/Henderson VRSN: W 107-904/Crossroads ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 8,795,178 1.0363 8,487,096 8 222 .010668167 2 A 8,772,369 0.9469 9,264,304 7 143 .003557755 3 A 8,854,103 1.0510 8,424,456 8 94 .032473131 4 A 8,705,640 1.0551 8,251,009 7 52 .023748680 5 D3 40,615,030 0.8826 46,017,482 25 1,657 .035629880 6 G1 4,925,589 1.0669 4,616,730 8 18 .030126030 7 G1 5,493,450 0.9628 5,705,702 4 5 .002654170 RANDOM TOTALS: 86,161,359 90,766,779 67 2,191 CATG J EXCEPTION VALUES: 105,565,130 109,812,751 CATG D1 EXCEPTION VALUES: 4,806,900 4,482,976 CATG G1 EXCEPTION VALUES: 7,524,540 7,772,477 TOTAL TEST VALUES (4): 204,057,929 212,834,983 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 10,641,749 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 202,193,234 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 204,057,929 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 223,476,732 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 212,669,370 (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
