DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:14:42 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 187/Polk VRSN: W 187-910/Onalaska ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 37,254,830 0.8692 42,861,056 14 1,609 .213506289 2 A 37,250,878 0.7279 51,175,818 19 749 .176130117 3 A 37,270,571 0.8365 44,555,375 13 461 .040890251 4 A 37,126,556 0.8408 44,156,227 11 251 .067372840 5 C 17,870,816 0.9391 19,029,726 25 5,653 .369581665 6 C 18,184,157 0.9593 18,955,652 35 2,386 .129861206 7 C 17,556,322 0.8948 19,620,387 24 998 .300730813 8 C 17,863,596 0.9265 19,280,730 23 409 .068040867 9 F1 3,627,806 0.9797 3,702,976 16 73 .132053807 10 F1 3,681,228 0.9320 3,949,815 14 28 .030353993 11 F1 3,715,880 0.9754 3,809,596 9 14 .114803913 12 F1 3,358,043 0.8933 3,759,144 5 6 .048332521 RANDOM TOTALS: 234,760,683 274,856,502 208 12,637 CATG D1 EXCEPTION VALUES: 4,151,873 4,249,424 TOTAL TEST VALUES (4): 238,912,556 279,105,926 MARGIN OF ERROR PERCENT: 6.3397751 MARGIN OF ERROR VALUE: 17,694,688 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 238,912,556 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 261,411,238 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 296,800,614 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 230,913,113 (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
