DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:10:56 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 091/Grayson VRSN: W 091-917/Gunter ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 20,039,888 1.0655 18,807,966 13 267 .010812371 2 A 20,030,657 1.0549 18,988,205 13 131 .007263348 3 A 19,876,758 1.0582 18,783,555 13 79 .003326180 4 A 19,977,907 1.0415 19,181,860 11 49 .001605854 5 C 2,925,691 1.2274 2,383,649 7 121 .018544981 6 C 2,912,122 1.1526 2,526,568 11 73 .063141982 7 C 2,855,627 1.0863 2,628,765 5 51 .021346858 8 C 2,892,494 1.1670 2,478,572 8 37 .057530285 9 D3 31,223,628 1.0032 31,124,031 20 1,095 .008773003 RANDOM TOTALS: 122,734,772 116,903,171 101 1,903 CATG D1 EXCEPTION VALUES: 5,765,046 4,140,745 TOTAL TEST VALUES (4): 128,499,818 121,043,916 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 6,052,196 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 114,991,720 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 127,096,112 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 128,499,818 (OUTSIDE CONFIDENCE INTERVAL) VALUE ASSIGNED (6): 135,323,234 (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
