DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:07:12 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 071/El Paso VRSN: W 071-903/Fabens ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 16,194,261 0.9901 16,356,187 8 796 .026136491 2 A 16,213,868 0.9211 17,602,723 10 403 .058790840 3 A 16,214,907 1.0806 15,005,466 8 273 .040691761 4 A 16,137,131 1.0728 15,042,068 9 188 .016411458 5 D3 11,059,471 1.0073 10,979,322 13 1,132 .017116293 6 F1 3,892,815 0.9601 4,054,593 7 56 .018707439 7 F1 4,079,231 0.9103 4,481,194 11 23 .061054309 8 F1 3,952,365 0.8688 4,549,223 8 9 .051808609 9 L1 44,281,103 0.9939 44,552,876 9 213 .004878811 RANDOM TOTALS: 132,025,152 132,623,652 83 3,093 CATG D1 EXCEPTION VALUES: 12,078,095 14,085,827 CATG F1 EXCEPTION VALUES: 3,255,260 3,107,564 TOTAL TEST VALUES (4): 147,358,507 149,817,043 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 7,490,852 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 142,326,191 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 147,358,507 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 157,307,895 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 110,257,392 (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
