DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:56:42 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 112/Hopkins VRSN: W 112-908/Como-Pickton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 4,910,234 1.0669 4,602,338 7 160 .024456639 2 A 4,904,493 0.9580 5,119,513 7 97 .027069286 3 A 4,864,595 0.9477 5,133,054 6 70 .010619167 4 A 4,874,759 0.9716 5,017,249 6 46 .003937383 5 D3 71,660,370 0.9845 72,788,593 37 2,719 .027123082 RANDOM TOTALS: 91,214,451 92,660,747 63 3,092 CATG J EXCEPTION VALUES: 5,247,580 5,212,580 CATG D1 EXCEPTION VALUES: 7,201,490 6,675,268 TOTAL TEST VALUES (4): 103,663,521 104,548,595 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 5,227,430 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 99,321,165 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 103,663,521 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 109,776,025 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 106,585,973 (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
