DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:06:08 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 156/Martin VRSN: W 156-902/Stanton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 6,595,245 0.9320 7,076,443 10 324 .085451201 2 A 6,570,879 1.0215 6,432,579 10 178 .152496584 3 A 6,576,652 0.9873 6,661,250 8 105 .052694753 4 A 6,554,986 1.1646 5,628,530 9 56 .026487420 5 D3 22,552,190 0.7345 30,704,139 24 2,642 1.301140675 6 G1 38,043,150 0.9879 38,509,110 15 202 .023064287 7 G1 38,074,640 0.9358 40,686,728 14 97 .035671076 8 G1 39,315,400 1.0278 38,251,995 12 38 .021151048 9 G1 36,382,700 1.0407 34,959,835 6 10 .009474766 RANDOM TOTALS: 200,665,842 208,910,609 108 3,652 CATG J EXCEPTION VALUES: 9,941,162 9,852,799 CATG D1 EXCEPTION VALUES: 9,765,610 12,933,422 TOTAL TEST VALUES (4): 220,372,614 231,696,830 MARGIN OF ERROR PERCENT: 6.6338555 MARGIN OF ERROR VALUE: 15,370,433 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 216,326,397 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 220,372,614 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 247,067,263 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 258,728,008 (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
