DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:08:51 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 079/Fort Bend VRSN: W 079-906/Needville ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 71,784,790 1.0215 70,273,901 18 1,255 .012413299 2 A 71,921,645 0.9566 75,184,659 17 682 .014997517 3 A 71,636,028 0.9877 72,528,124 27 467 .001816429 4 A 71,664,619 0.9800 73,127,162 21 300 .001864188 5 D3 68,979,845 0.9112 75,702,200 22 112,944 .048330492 RANDOM TOTALS: 355,986,927 366,816,046 105 115,648 CATG J EXCEPTION VALUES: 24,217,680 24,501,169 CATG D1 EXCEPTION VALUES: 23,498,460 24,676,561 TOTAL TEST VALUES (4): 403,703,067 415,993,776 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 20,799,689 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 395,194,087 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 403,703,067 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 436,793,465 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 423,987,804 (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
