DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:25:24 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 248/Winkler VRSN: W 248-901/Kermit ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 13,100,112 1.0372 12,630,266 13 932 .082743539 2 A 13,130,185 0.9292 14,130,634 16 548 .065847029 3 A 13,104,155 0.9005 14,552,088 12 332 .040930110 4 A 13,055,624 1.0143 12,871,561 6 175 .120504627 5 G1 96,267,303 1.0595 90,861,069 23 148 .027672135 6 G1 96,731,561 1.1336 85,331,299 14 30 .095223310 7 G1 105,046,123 0.9981 105,246,091 6 9 .000431651 RANDOM TOTALS: 350,435,063 335,623,008 90 2,174 CATG J EXCEPTION VALUES: 17,310,530 14,952,904 CATG D1 EXCEPTION VALUES: 592,860 1,461,428 CATG G1 EXCEPTION VALUES: 80,510,120 81,513,039 TOTAL TEST VALUES (4): 448,848,573 433,550,379 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 21,677,519 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 411,872,860 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 448,848,573 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 455,227,898 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 564,305,465 (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
