DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:08:49 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 079/Fort Bend VRSN: W 079-901/Lamar CISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 838,350,980 0.9648 868,937,583 62 8,256 .001793984 2 A 838,483,628 0.9722 862,460,016 62 4,799 .003726458 3 A 838,464,922 0.9823 853,573,167 58 3,432 .003847928 4 A 838,082,738 0.9675 866,235,388 62 2,067 .011579958 5 D3 159,252,408 0.8352 190,675,776 33 4,802 .156123616 6 F1 96,977,440 1.0162 95,431,451 9 723 .007707390 7 F1 96,764,090 0.8825 109,647,694 8 204 .027193498 8 F1 97,769,303 0.9218 106,063,466 7 78 .011103653 9 F1 95,574,935 0.9851 97,020,541 5 22 .008185570 RANDOM TOTALS: 3,899,720,444 4,050,045,082 306 24,383 CATG D1 EXCEPTION VALUES: 31,562,990 30,512,538 TOTAL TEST VALUES (4): 3,931,283,434 4,080,557,620 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 204,027,881 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 3,876,529,739 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 3,931,283,434 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 4,284,585,501 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 5,717,176,439 (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
