DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:14:12 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 186/Pecos VRSN: W 186-901/Buena Vista ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 D3 5,447,430 0.6589 8,267,461 14 3,544 .193373325 2 G1 21,859,750 1.1952 18,289,617 7 141 .062985743 3 G1 22,069,800 1.0905 20,238,239 6 45 .023281953 4 G1 22,563,586 1.0133 22,267,429 5 18 .002536443 5 G1 20,923,570 1.0529 19,872,324 4 7 .014627346 RANDOM TOTALS: 92,864,136 88,935,070 36 3,755 CATG J EXCEPTION VALUES: 11,023,478 10,319,880 CATG D1 EXCEPTION VALUES: 4,520,734 6,487,513 CATG G1 EXCEPTION VALUES: 30,464,040 31,863,591 TOTAL TEST VALUES (4): 138,872,388 137,606,054 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 6,880,303 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 130,725,751 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 138,872,388 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 144,486,357 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 217,513,527 (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
