DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:57:37 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 043/Collin VRSN: W 043-917/Blue Ridge ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 9,538,450 0.9776 9,757,007 7 213 2 A 9,541,006 1.0461 9,120,549 9 130 3 A 9,450,770 1.0179 9,284,576 7 102 4 A 9,543,219 0.9659 9,880,131 11 71 5 D3 45,138,863 0.9086 49,679,576 15 39,636 RANDOM TOTALS: 83,212,308 87,721,839 49 40,152 CATG J EXCEPTION VALUES: 7,236,641 7,711,436 CATG D1 EXCEPTION VALUES: 4,179,910 3,641,192 TOTAL TEST VALUES (4): 94,628,859 99,074,467 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 4,953,723 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 94,120,744 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 94,628,859 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 104,028,190 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 90,992,722 (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
