DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:19:00 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 218/Sutton VRSN: W 218-901/Sonora ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 14,748,945 0.8427 17,502,011 9 478 .010594064 2 A 14,738,430 0.8552 17,233,899 10 251 .010034213 3 A 14,765,491 0.8476 17,420,353 10 169 .017463324 4 A 14,712,634 0.7973 18,453,072 8 101 .040849144 5 D3 18,921,552 0.9048 20,912,414 16 3,803 .005588803 6 G1 165,595,310 0.9743 169,963,369 7 538 .060248229 7 G1 165,124,000 1.0223 161,522,058 7 168 .008484469 8 G1 167,119,880 1.0389 160,862,335 6 80 .004375391 9 G1 162,892,200 0.9771 166,709,856 6 33 .002513744 RANDOM TOTALS: 738,618,442 750,579,367 79 5,621 CATG J EXCEPTION VALUES: 22,268,607 20,999,060 CATG D1 EXCEPTION VALUES: 35,294,556 39,701,085 TOTAL TEST VALUES (4): 796,181,605 811,279,512 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 40,563,976 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 770,715,536 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 796,181,605 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 851,843,488 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,007,805,625 (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
