DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:37:55 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 027/Burnet VRSN: W 027-904/Marble Falls ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 297,633,715 0.9782 304,266,730 109 3,121 .018962267 2 A 297,612,450 0.9889 300,953,029 76 1,572 .016536953 3 A 297,600,497 1.0053 296,031,530 40 970 .018465264 4 A 297,587,185 0.9892 300,836,216 15 455 .010057301 5 C 34,831,256 0.9226 37,753,367 36 4,763 .077501166 6 C 35,539,657 1.0391 34,202,345 15 697 .019973224 7 C 34,400,840 0.9921 34,674,771 22 281 .018505545 8 C 33,729,317 1.0148 33,237,403 7 119 .004379942 9 D3 196,972,128 0.9847 200,032,627 33 4,499 .060947553 10 F1 45,174,516 0.9520 47,452,223 7 283 .033042712 11 F1 45,526,844 0.8826 51,582,647 7 109 .035346911 12 F1 45,092,139 0.9873 45,672,176 6 46 .004596502 13 F1 44,823,314 0.9736 46,038,737 5 13 .005229531 14 L1 21,858,908 1.1173 19,564,045 7 410 .008594091 15 L1 22,220,785 1.0293 21,588,249 6 86 .024280407 16 L1 23,265,395 1.0383 22,407,199 5 23 .004916544 17 L1 19,881,028 1.0342 19,223,582 3 4 .004242541 RANDOM TOTALS: 1,793,749,974 1,815,516,876 399 17,451 CATG D1 EXCEPTION VALUES: 10,440,902 11,943,721 TOTAL TEST VALUES (4): 1,804,190,876 1,827,460,597 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 91,373,030 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,736,087,567 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,804,190,876 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,918,833,627 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,767,545,885 (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
