DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:15:35 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 196/Refugio VRSN: W 196-901/Austwell-Tivoli ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 D3 5,605,050 0.9706 5,774,830 13 1,377 .003710211 2 G1 88,745,076 1.0354 85,710,910 4 10 .011310662 RANDOM TOTALS: 94,350,126 91,485,740 17 1,387 CATG J EXCEPTION VALUES: 14,456,539 13,223,969 CATG D1 EXCEPTION VALUES: 15,492,110 17,921,099 CATG G1 EXCEPTION VALUES: 300,019,090 304,174,274 TOTAL TEST VALUES (4): 424,317,865 426,805,082 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 21,340,254 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 405,464,828 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 424,317,865 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 448,145,336 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 475,231,017 (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
