DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:19:15 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 220/Tarrant VRSN: W 220-904/Everman ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 100,254,206 1.0011 100,144,048 23 1,561 .012286180 2 A 97,270,306 1.0107 96,240,532 32 1,231 .011521959 3 A 98,502,633 1.0110 97,430,893 33 1,098 .003705947 4 A 98,243,941 1.0499 93,574,570 19 749 .030457221 5 F1 21,623,439 1.0149 21,305,980 7 108 .031728963 6 F1 22,024,901 0.8715 25,272,405 6 37 .011127945 7 F1 21,968,886 0.9295 23,635,165 5 14 .015823730 8 F1 20,502,087 0.8920 22,984,402 3 5 .005382217 9 L1 16,022,196 1.2566 12,750,435 7 88 .026027151 10 L1 16,736,583 1.1067 15,122,963 7 13 .004222634 11 L1 19,566,346 0.9628 20,322,337 4 5 .024037060 RANDOM TOTALS: 532,715,524 528,783,730 146 4,909 CATG D1 EXCEPTION VALUES: 354,794 385,539 CATG L1 EXCEPTION VALUES: 11,410,081 10,504,520 TOTAL TEST VALUES (4): 544,480,399 539,673,789 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 26,983,689 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 512,690,100 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 544,480,399 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 566,657,478 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 767,673,890 (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
