DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:22:26 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 227/Travis VRSN: P 227-901/Austin ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 5,580,402,339 0.9934 5,617,477,692 114 47,718 2 A 5,580,372,544 0.9922 5,624,241,629 115 32,162 3 A 5,580,374,011 0.9879 5,648,723,566 115 21,733 4 A 5,580,302,264 0.9722 5,739,870,669 114 10,648 5 B 1,206,053,996 0.9897 1,218,605,634 59 7,762 6 B 1,206,576,106 0.9668 1,248,010,039 52 1,608 7 B 1,208,997,152 0.9705 1,245,746,679 7 155 8 B 1,202,132,903 0.8681 1,384,786,203 9 63 9 C 154,623,641 0.8830 175,111,711 21 4,638 10 C 155,058,538 0.7544 205,538,889 10 1,038 11 C 154,037,482 0.7726 199,375,462 7 374 12 C 154,466,441 1.0117 152,680,084 7 108 13 D3 224,354,676 0.9827 228,304,341 11 2,158 14 F1 2,028,060,554 0.8998 2,253,901,483 60 3,640 15 F1 2,029,225,818 0.9061 2,239,516,409 15 813 16 F1 2,031,249,493 0.9545 2,128,076,996 11 280 17 F1 2,019,741,469 0.8983 2,248,404,173 7 88 18 L1 639,803,340 0.9830 650,868,098 7 5,824 19 L1 640,059,426 0.9911 645,807,109 7 1,034 20 L1 642,295,914 1.0745 597,762,600 7 295 21 L1 636,377,806 0.9608 662,341,597 7 74 RANDOM TOTALS: 38,654,565,913 40,115,151,063 762 142,213 CATG D1 EXCEPTION VALUES: 2,145,884 2,392,476 TOTAL TEST VALUES (4): 38,656,711,797 40,117,543,539 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 2,005,877,177 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 38,111,666,362 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 38,656,711,797 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 42,123,420,716 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 38,621,249,284 (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
