DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:46:32 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 070/Ellis VRSN: W 070-915/Maypearl ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 24,155,317 0.9912 24,369,771 16 344 .080568921 2 A 24,311,074 0.9503 25,582,526 16 183 .015066546 3 A 24,005,387 0.9709 24,724,881 21 126 .006980927 4 A 24,129,292 0.9932 24,294,495 20 78 .001754033 5 D3 38,291,773 0.9412 40,683,992 22 1,440 .050314493 RANDOM TOTALS: 134,892,843 139,655,665 95 2,171 CATG J EXCEPTION VALUES: 13,319,059 12,037,654 CATG D1 EXCEPTION VALUES: 4,784,918 3,672,398 TOTAL TEST VALUES (4): 152,996,820 155,365,717 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 7,768,286 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 147,597,431 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 152,996,820 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 163,134,003 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 150,463,221 (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
