DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:39:02 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 226/Tom Green VRSN: W 226-901/Christoval ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 13,954,070 0.9705 14,378,228 7 284 .000854389 2 A 13,946,055 0.9244 15,086,602 7 151 .009841633 3 A 13,889,125 1.0021 13,860,019 13 100 .003337995 4 A 13,891,211 0.9989 13,906,508 13 60 .000663433 5 D3 17,399,100 0.9424 18,462,542 17 1,523 .006633541 6 G1 2,099,326 0.9067 2,315,348 5 16 .051326559 7 G1 1,921,779 0.9853 1,950,451 3 5 .001307043 8 G1 2,159,905 0.9630 2,242,892 3 4 .000738943 RANDOM TOTALS: 79,260,571 82,202,590 68 2,143 CATG J EXCEPTION VALUES: 4,824,975 4,951,097 CATG D1 EXCEPTION VALUES: 9,987,850 8,934,560 CATG G1 EXCEPTION VALUES: 4,404,870 3,745,341 TOTAL TEST VALUES (4): 98,478,266 99,833,588 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 4,991,679 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 94,841,909 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 98,478,266 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 104,825,267 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 101,429,759 (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
