DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:08:57 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 168/Mitchell VRSN: W 168-901/Colorado ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 10,569,201 0.9561 11,054,493 11 743 .086145186 2 A 10,611,715 1.1475 9,247,682 10 418 .035569444 3 A 10,523,334 1.0527 9,996,518 8 252 .011575508 4 A 10,552,196 1.0775 9,793,221 7 137 .003888361 5 D3 21,291,211 1.0467 20,341,274 10 2,142 .149566438 6 F1 3,207,537 0.9186 3,491,767 7 116 .024438869 7 F1 3,228,300 0.9174 3,518,967 6 34 .024184733 8 F1 3,158,829 0.9895 3,192,349 5 13 .001745721 9 F1 3,102,629 1.0251 3,026,660 3 5 .000576789 10 G1 6,209,380 1.0147 6,119,424 6 41 .009104131 11 G1 6,043,190 1.0481 5,765,852 5 16 .008142559 12 G1 8,125,190 0.9905 8,203,120 4 9 .000201381 13 L1 1,821,172 1.0132 1,797,446 6 83 .001845700 14 L1 1,793,445 1.0066 1,781,686 5 18 .000133210 15 L1 2,000,019 1.1626 1,720,298 4 9 .010359390 RANDOM TOTALS: 102,237,348 99,050,757 97 4,036 CATG J EXCEPTION VALUES: 32,806,213 35,879,974 CATG D1 EXCEPTION VALUES: 14,849,120 15,191,764 CATG G1 EXCEPTION VALUES: 13,295,112 13,478,948 CATG L1 EXCEPTION VALUES: 1,484,680 1,557,220 TOTAL TEST VALUES (4): 164,672,473 165,158,663 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 8,257,933 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 156,900,730 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 164,672,473 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 173,416,596 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 209,109,325 (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
