DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:07:07 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 071/El Paso VRSN: W 071-901/Clint ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 89,813,889 0.9317 96,397,863 14 3,863 .030197844 2 A 89,748,400 0.9061 99,049,112 18 1,669 .035196874 3 A 89,820,436 1.1270 79,698,701 16 1,114 .019445032 4 A 89,728,873 1.0219 87,805,923 34 675 .007393703 5 C 12,274,771 0.9910 12,386,247 10 858 .004486706 6 C 11,174,136 0.9680 11,543,529 9 522 .004773840 7 C 11,668,822 0.9950 11,727,459 10 403 .011299060 8 C 11,703,323 0.9223 12,689,280 9 133 .022138048 9 D3 48,634,917 1.0799 45,036,501 13 91,707 .028920796 10 F1 10,805,288 0.8834 12,231,478 6 75 .014186787 11 F1 10,904,515 0.9216 11,832,156 7 31 .004855843 12 F1 10,860,943 0.8500 12,777,580 8 15 .044736345 13 F1 10,309,699 0.8598 11,990,811 3 6 .006784388 RANDOM TOTALS: 497,448,012 505,166,640 157 101,071 CATG J EXCEPTION VALUES: 19,821,892 21,784,300 CATG D1 EXCEPTION VALUES: 4,153,474 4,953,499 TOTAL TEST VALUES (4): 521,423,378 531,904,439 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 26,595,222 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 505,309,217 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 521,423,378 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 558,499,661 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 530,301,818 (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
