DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:38:12 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 220/Tarrant VRSN: W 220-919/Carroll ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 746,258,421 0.9588 778,325,429 48 2,600 .001676517 2 A 742,973,249 0.9470 784,554,645 54 1,889 .006019502 3 A 744,794,237 0.9517 782,593,503 47 1,466 .003218358 4 A 744,290,037 0.9556 778,871,952 51 899 .005011081 5 F1 136,885,413 0.7894 173,404,374 8 108 .022327414 6 F1 137,248,436 0.8826 155,504,686 6 28 .020133455 7 F1 139,524,511 0.9615 145,111,296 4 7 .004175540 8 L1 46,513,765 1.1021 42,204,668 7 278 .007139278 9 L1 47,106,266 0.9916 47,505,311 7 30 .027978830 10 L1 45,923,417 1.0290 44,629,171 5 7 .014083391 RANDOM TOTALS: 3,531,517,752 3,732,705,035 237 7,312 CATG D1 EXCEPTION VALUES: 179,845 149,348 CATG F1 EXCEPTION VALUES: 115,600,000 123,630,628 CATG L1 EXCEPTION VALUES: 46,177,320 46,758,709 TOTAL TEST VALUES (4): 3,693,474,917 3,903,243,720 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 195,162,186 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 3,693,474,917 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 3,708,081,534 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 4,098,405,906 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 3,893,343,185 (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
