DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:03:53 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 091/Grayson VRSN: W 091-907/Tioga ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 7,182,478 1.0373 6,924,205 17 137 2 A 7,288,394 1.0438 6,982,558 14 78 3 A 7,246,070 0.9932 7,295,681 15 58 4 A 7,119,735 1.0431 6,825,554 15 31 5 D3 14,472,638 0.8678 16,677,389 19 692 RANDOM TOTALS: 43,309,315 44,705,387 80 996 CATG J EXCEPTION VALUES: 2,480,400 2,444,579 CATG D1 EXCEPTION VALUES: 2,296,662 1,915,898 TOTAL TEST VALUES (4): 48,086,377 49,065,864 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 2,453,293 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 46,612,571 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 48,086,377 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 51,519,157 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 49,235,011 (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
