DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:11:01 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 092/Gregg VRSN: W 092-901/Gladewater ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 41,078,328 0.9207 44,616,409 25 1,171 .044970392 2 A 41,026,267 0.9674 42,408,794 11 610 .067419057 3 A 41,028,612 0.9053 45,320,460 13 427 .044880134 4 A 40,995,556 0.9249 44,324,312 14 271 .042641728 5 D3 58,394,445 0.9263 63,040,532 17 4,314 .053546884 6 F1 7,425,274 1.0177 7,296,132 7 173 .068514030 7 F1 7,454,074 1.0227 7,288,622 6 52 .009235522 8 F1 7,252,346 0.9304 7,794,869 5 16 .014484685 9 F1 7,255,893 1.0384 6,987,570 3 4 .001157295 10 G1 40,885,950 0.9867 41,437,063 7 107 .001337604 11 G1 41,758,517 0.9858 42,360,029 6 36 .002418428 12 G1 41,414,305 0.9726 42,581,025 4 10 .001282985 13 G1 37,580,610 0.9922 37,876,043 2 3 .000214164 RANDOM TOTALS: 413,550,177 433,331,860 120 7,194 CATG J EXCEPTION VALUES: 16,927,108 17,489,408 CATG D1 EXCEPTION VALUES: 8,502,860 8,483,598 TOTAL TEST VALUES (4): 438,980,145 459,304,866 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 22,965,243 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 436,339,623 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 438,980,145 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 482,270,109 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 446,971,824 (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
