DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:41:20 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 043/Collin VRSN: W 043-911/Princeton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 62,991,723 0.9909 63,570,212 22 1,014 .004363878 2 A 62,933,237 0.9859 63,833,286 31 663 .017295520 3 A 62,889,707 0.9867 63,737,415 21 492 .002045956 4 A 62,864,120 1.0020 62,738,643 29 357 .003418198 5 C 4,464,281 1.0055 4,439,862 7 375 .027427548 6 C 4,417,695 1.0002 4,416,812 8 190 .039015972 7 C 4,028,363 0.8848 4,552,851 8 134 .157902046 8 C 4,277,466 1.0022 4,268,076 6 58 .000186865 9 D3 53,101,202 0.8746 60,714,843 16 1,341 .073161246 10 F1 5,381,931 1.0015 5,373,870 6 47 .001307020 11 F1 5,544,611 0.9813 5,650,271 5 17 .014498016 12 F1 5,507,773 1.0234 5,381,838 4 9 .001596400 13 F1 4,970,911 0.7791 6,380,325 2 3 .006776711 RANDOM TOTALS: 343,373,020 355,058,304 165 4,700 CATG J EXCEPTION VALUES: 5,390 5,593 CATG D1 EXCEPTION VALUES: 2,342,709 2,113,104 TOTAL TEST VALUES (4): 345,721,119 357,177,001 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 17,858,850 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 339,318,151 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 345,721,119 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 375,035,851 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 362,953,336 (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
