DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:07:14 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 071/El Paso VRSN: W 071-904/San Elizario ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 22,473,633 1.0078 22,299,695 17 1,127 .003792321 2 A 22,470,021 0.8689 25,860,307 15 670 .024041639 3 A 22,454,973 0.9407 23,870,493 18 433 .013797641 4 A 22,405,498 1.0705 20,929,937 18 276 .014997832 5 C 2,108,851 0.9553 2,207,527 10 156 .008454264 6 C 1,993,689 1.0002 1,993,290 10 124 .011706232 7 C 2,057,516 1.0211 2,015,000 10 119 .012695937 8 C 2,014,686 0.9557 2,108,074 10 93 .021652488 9 D3 7,875,578 0.9632 8,176,472 11 621 .003160238 RANDOM TOTALS: 105,854,445 109,460,795 119 3,619 CATG D1 EXCEPTION VALUES: 3,276,860 4,035,762 TOTAL TEST VALUES (4): 109,131,305 113,496,557 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 5,674,828 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 107,821,729 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 109,131,305 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 119,171,385 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 107,576,388 (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
