DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:37:12 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 023/Briscoe VRSN: W 023-902/Silverton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 9,185,525 1.0040 9,148,929 22 430 .017447614 2 D3 6,079,636 1.0303 5,900,841 20 352,201 .042317449 RANDOM TOTALS: 15,265,161 15,049,770 42 352,631 CATG J EXCEPTION VALUES: 597,100 548,511 CATG D1 EXCEPTION VALUES: 33,311,990 27,311,255 TOTAL TEST VALUES (4): 49,174,251 42,909,536 MARGIN OF ERROR PERCENT: 5.0000005 MARGIN OF ERROR VALUE: 2,145,477 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 40,764,059 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 45,055,013 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 49,174,251 (OUTSIDE CONFIDENCE INTERVAL) VALUE ASSIGNED (6): 49,334,052 (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
