DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:24:25 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 157/Mason VRSN: W 157-901/Mason ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 16,120,600 0.9706 16,608,902 13 387 .044034431 2 A 16,169,441 0.9190 17,594,604 14 214 .035107199 3 A 16,072,167 0.9128 17,607,545 13 134 .031661644 4 A 16,076,788 0.9645 16,668,520 11 79 .062189495 5 D3 72,813,170 0.7228 100,737,645 22 8,744 .228270934 6 F1 3,488,387 0.9235 3,777,355 6 84 .024083969 7 F1 3,514,555 0.9340 3,762,907 6 36 .007645085 8 F1 3,604,452 1.0040 3,590,092 7 18 .039455816 9 F1 3,251,011 0.9477 3,430,422 4 7 .010222068 RANDOM TOTALS: 151,110,571 183,777,992 96 9,703 CATG J EXCEPTION VALUES: 5,429,884 5,630,500 CATG D1 EXCEPTION VALUES: 35,880,310 37,945,395 TOTAL TEST VALUES (4): 192,420,765 227,353,887 MARGIN OF ERROR PERCENT: 9.1075399 MARGIN OF ERROR VALUE: 20,706,346 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 192,420,765 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 206,647,541 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 248,060,233 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 210,909,683 (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
