DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:14:16 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 186/Pecos VRSN: W 186-902/Fort Stockton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 28,292,444 0.8777 32,234,754 10 1,410 .214614872 2 A 28,292,113 0.9540 29,656,303 7 725 .070596869 3 A 28,274,032 0.9369 30,178,282 12 438 .028635867 4 A 28,242,343 0.9238 30,571,924 11 262 .019759362 5 G1 291,376,070 0.9678 301,070,541 7 119 .011982574 6 G1 289,170,860 1.0171 284,309,173 6 38 .001625023 7 G1 300,031,690 1.0082 297,591,440 5 21 .000084981 8 G1 269,458,840 0.9532 282,688,670 4 11 .004954389 RANDOM TOTALS: 1,263,138,392 1,288,301,087 62 3,024 CATG J EXCEPTION VALUES: 35,421,449 34,381,618 CATG D1 EXCEPTION VALUES: 17,632,109 27,135,232 TOTAL TEST VALUES (4): 1,316,191,950 1,349,817,937 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 67,490,897 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,282,327,040 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,316,191,950 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,417,308,834 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,518,424,933 (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
