DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:05:17 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 150/Llano VRSN: W 150-901/Llano ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 345,765,164 0.9736 355,140,883 57 3,422 .009209502 2 A 345,870,011 0.9626 359,308,135 56 1,540 .006248197 3 A 345,918,686 0.9746 354,934,010 48 921 .008998935 4 A 345,482,220 0.9744 354,558,929 34 444 .001734396 5 C 39,546,335 0.9277 42,628,366 42 4,296 .091542357 6 C 39,821,126 0.9939 40,065,526 36 1,447 .045756634 7 C 39,423,702 0.9126 43,199,323 22 558 .043506232 8 C 39,349,013 0.8825 44,588,117 16 136 .062925965 9 D3 108,002,650 0.9348 115,535,569 40 7,008 .043045524 10 F1 29,399,335 0.9577 30,697,854 7 285 .050123562 11 F1 29,781,346 0.9869 30,176,660 7 108 .010209932 12 F1 30,149,232 0.8885 33,932,732 6 43 .011092852 13 F1 28,360,546 0.9640 29,419,654 4 9 .036969745 RANDOM TOTALS: 1,766,869,366 1,834,185,758 375 20,217 CATG D1 EXCEPTION VALUES: 34,684,070 38,673,809 TOTAL TEST VALUES (4): 1,801,553,436 1,872,859,567 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 93,642,978 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,779,216,589 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,801,553,436 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,966,502,545 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,701,842,321 (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
