DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:11:23 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 093/Grimes VRSN: W 093-904/Navasota ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 52,042,892 0.9999 52,048,097 8 1,362 .011362102 2 A 52,036,902 0.9961 52,240,640 11 750 .003219852 3 A 52,035,282 0.9677 53,772,122 10 501 .005673263 4 A 51,913,769 0.9924 52,311,335 10 299 .005969957 5 D3 161,822,175 0.9472 170,842,668 35 6,668 .013226676 6 F1 11,659,455 0.8789 13,265,963 7 186 .057863174 7 F1 11,633,507 0.8808 13,207,887 6 57 .045813724 8 F1 22,986,106 0.9202 24,979,468 8 31 .141769008 9 G1 13,303,960 1.1086 12,000,686 6 45 .006232635 10 G1 13,691,664 1.0490 13,052,111 5 21 .011661296 11 G1 14,042,828 0.9033 15,546,140 4 12 .069308979 12 G1 11,880,047 1.0260 11,578,993 3 6 .006118315 13 L1 8,994,410 0.8366 10,751,148 7 251 .045712697 14 L1 26,798,512 0.8799 30,456,315 13 79 .017542678 RANDOM TOTALS: 504,841,509 526,053,573 133 10,268 CATG J EXCEPTION VALUES: 43,078,161 43,596,613 CATG D1 EXCEPTION VALUES: 19,615,830 20,215,283 TOTAL TEST VALUES (4): 567,535,500 589,865,469 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 29,493,273 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 560,372,196 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 567,535,500 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 619,358,742 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 751,374,183 (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
