DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:01:53 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 138/Knox VRSN: W 138-904/Benjamin ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 508,006 1.0251 495,567 9 50 .005887999 2 A 514,761 0.9894 520,276 7 30 .012456179 3 A 494,450 1.0019 493,512 6 21 .000846765 4 A 496,192 0.9517 521,374 7 13 .004414982 5 D3 1,415,570 1.0505 1,347,520 14 1,043 .057356488 6 G1 1,823,980 1.1299 1,614,284 6 15 .133829044 RANDOM TOTALS: 5,252,959 4,992,533 49 1,172 CATG J EXCEPTION VALUES: 1,541,211 1,500,173 CATG D1 EXCEPTION VALUES: 15,335,410 16,793,178 TOTAL TEST VALUES (4): 22,129,580 23,285,884 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 1,164,294 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 22,121,590 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 22,129,580 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 24,450,178 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 23,936,800 (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
