DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:40:26 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 039/Clay VRSN: W 039-903/Petrolia ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 8,378,255 1.0135 8,266,655 9 260 .001457712 2 A 8,358,526 0.9348 8,941,513 8 140 .010545511 3 A 8,412,195 0.9178 9,165,608 7 96 .017315617 4 A 8,256,204 1.0008 8,249,604 9 58 .006846399 5 D3 16,344,330 0.9650 16,937,130 14 1,230 .003362671 RANDOM TOTALS: 49,749,510 51,560,510 47 1,784 CATG J EXCEPTION VALUES: 4,482,860 4,152,629 CATG D1 EXCEPTION VALUES: 8,495,840 7,583,048 TOTAL TEST VALUES (4): 62,728,210 63,296,187 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 3,164,809 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 60,131,378 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 62,728,210 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 66,460,996 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 65,097,676 (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
