DATE: 01/27/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:01:49 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 125/Jim Wells VRSN: W 125-903/Orange Grove ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 7,136,778 0.9824 7,264,636 9 276 .003122013 2 A 7,167,872 0.9718 7,375,872 8 130 .008457528 3 A 7,133,801 0.9622 7,414,052 8 72 .002701890 4 A 7,088,388 0.9748 7,271,633 7 41 .004792584 5 D3 69,853,894 0.9470 73,763,352 25 6,063 .003836387 RANDOM TOTALS: 98,380,733 103,089,545 57 6,582 CATG J EXCEPTION VALUES: 5,309,200 5,605,267 CATG D1 EXCEPTION VALUES: 10,096,435 10,541,847 TOTAL TEST VALUES (4): 113,786,368 119,236,659 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 5,961,833 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 113,274,826 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 113,786,368 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 125,198,492 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 121,450,477 (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
