DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:57:27 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 043/Collin VRSN: W 043-908/Melissa ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 37,663,862 0.9991 37,697,790 35 373 2 A 37,794,426 1.0089 37,461,023 19 168 3 A 37,576,635 0.9858 38,117,909 10 126 4 A 37,719,890 0.9959 37,875,178 6 85 5 D3 23,907,768 0.9177 26,051,834 11 15,510 6 F1 4,834,882 0.9700 4,984,414 6 24 7 F1 5,107,503 0.9165 5,572,835 5 11 8 L1 3,262,232 0.8537 3,821,286 8 42 9 L1 3,157,234 0.9443 3,343,465 3 8 10 L1 3,854,256 0.9762 3,948,224 3 5 RANDOM TOTALS: 194,878,688 198,873,958 106 16,352 CATG D1 EXCEPTION VALUES: 1,719,901 1,501,708 CATG F1 EXCEPTION VALUES: 8,508,023 8,084,842 CATG L1 EXCEPTION VALUES: 2,940,649 3,529,483 TOTAL TEST VALUES (4): 208,047,261 211,989,991 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 10,599,500 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 201,390,491 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 208,047,261 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 222,589,491 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 218,396,955 (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
