DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:57:17 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 043/Collin VRSN: W 043-902/Anna ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 35,617,109 0.8807 40,441,818 7 439 2 A 35,934,915 0.9918 36,232,018 47 268 3 A 35,192,644 1.0014 35,143,443 54 208 4 A 35,509,944 0.9947 35,699,149 28 131 5 C 7,019,548 0.9266 7,575,597 13 372 6 C 7,026,438 1.0093 6,961,694 14 240 7 D3 61,193,237 0.9811 62,372,069 18 34,422 8 F1 3,381,689 0.8704 3,885,213 7 21 9 F1 3,551,685 0.9588 3,704,302 4 5 RANDOM TOTALS: 224,427,209 232,015,303 192 36,106 CATG D1 EXCEPTION VALUES: 3,853,845 3,380,313 CATG F1 EXCEPTION VALUES: 8,445,018 8,727,632 TOTAL TEST VALUES (4): 236,726,072 244,123,248 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 12,206,162 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 231,917,086 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 236,726,072 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 256,329,410 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 248,970,114 (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
