DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:35:46 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 018/Bosque VRSN: W 018-908/Cranfills Gap ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 1,432,821 0.9569 1,497,357 6 58 .005490582 2 A 1,431,538 0.9720 1,472,776 6 35 .006889776 3 A 1,414,732 0.9572 1,477,990 5 20 .002457337 4 A 1,386,977 0.9846 1,408,671 4 11 .005318105 5 D3 26,912,610 0.9878 27,244,999 21 1,110 .002714166 RANDOM TOTALS: 32,578,678 33,101,793 42 1,234 CATG D1 EXCEPTION VALUES: 4,435,050 3,794,706 TOTAL TEST VALUES (4): 37,013,728 36,896,499 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 1,844,825 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 35,051,674 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 37,013,728 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 38,741,324 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 36,416,661 (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
