DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:21:15 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 213/Somervell VRSN: W 213-901/Glen Rose ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 33,282,184 0.8709 38,215,850 15 586 2 A 33,313,904 0.9486 35,119,022 15 302 3 A 33,179,648 0.9810 33,822,271 18 185 4 A 33,282,659 0.9341 35,630,724 18 111 5 D3 115,835,767 0.8617 134,427,024 28 2,833 6 F1 8,410,076 0.7713 10,903,768 17 118 7 F1 8,330,741 0.8086 10,302,673 16 39 8 F1 8,958,041 0.8486 10,556,259 12 17 9 L1 25,278,850 1.0261 24,635,854 7 141 10 L1 24,513,893 1.2545 19,540,768 7 12 11 L1 49,863,398 1.2455 40,034,844 5 6 RANDOM TOTALS: 374,249,161 393,189,057 158 4,350 CATG J EXCEPTION VALUES: 31,817,368 32,391,245 CATG D1 EXCEPTION VALUES: 6,196,178 5,872,763 CATG F1 EXCEPTION VALUES: 9,929,394 11,510,459 TOTAL TEST VALUES (4): 422,192,101 442,963,924 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 22,148,196 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 420,815,728 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 422,192,101 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 465,112,120 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,822,940,449 (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
