DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:03:16 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 090/Gray VRSN: P 090-904/Pampa ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 271,764,770 0.9520 285,467,195 59 8,347 2 D3 36,291,123 0.8978 40,422,280 16 2,113 3 F1 85,171,390 0.8181 104,108,776 20 1,143 4 G1 66,427,920 1.0521 63,138,409 21 378 5 L1 104,097,248 1.0716 97,141,889 10 1,201 RANDOM TOTALS: 563,752,451 590,278,549 126 13,182 CATG J EXCEPTION VALUES: 43,281,934 42,745,457 CATG D1 EXCEPTION VALUES: 15,502,140 17,083,572 TOTAL TEST VALUES (4): 622,536,525 650,107,578 MARGIN OF ERROR PERCENT: 5.8753928 MARGIN OF ERROR VALUE: 38,196,374 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 611,911,204 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 622,536,525 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 688,303,952 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 775,260,013 (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
