DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:03:12 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 090/Gray VRSN: P 090-902/Lefors ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 5,023,420 0.9839 5,105,620 12 333 2 D3 2,397,940 0.7143 3,357,049 10 335 3 G1 56,614,930 1.0347 54,716,275 35 290 RANDOM TOTALS: 64,036,290 63,178,944 57 958 CATG J EXCEPTION VALUES: 1,955,771 1,954,351 CATG D1 EXCEPTION VALUES: 2,154,340 2,454,131 TOTAL TEST VALUES (4): 68,146,401 67,587,426 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 3,379,371 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 64,208,055 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 68,146,401 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 70,966,797 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 74,450,894 (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
