DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:03:57 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 091/Grayson VRSN: W 091-909/Whitesboro ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 39,868,492 1.0847 36,755,317 23 1,333 2 A 39,862,362 0.9473 42,079,977 24 700 3 A 39,932,599 0.9633 41,453,959 23 452 4 A 39,788,138 0.9917 40,121,143 17 254 5 D3 68,005,225 0.9656 70,427,946 46 3,723 6 F1 5,830,843 0.9325 6,252,915 8 81 7 F1 6,006,437 0.9945 6,039,655 6 26 8 F1 5,940,271 0.8781 6,764,914 7 12 9 F1 5,330,833 0.9410 5,665,072 2 5 10 G1 17,188,671 1.1973 14,356,194 16 136 11 L1 3,610,780 0.9344 3,864,277 7 165 12 L1 3,577,548 1.0826 3,304,589 6 43 13 L1 3,878,673 1.0235 3,789,617 6 14 14 L1 3,294,223 1.0034 3,283,061 3 5 RANDOM TOTALS: 282,115,095 284,158,636 194 6,949 CATG D1 EXCEPTION VALUES: 8,190,421 6,239,194 TOTAL TEST VALUES (4): 290,305,516 290,397,830 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 14,519,892 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 275,877,938 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 290,305,516 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 304,917,722 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 267,217,163 (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
