DATE: 01/27/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:58:59 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 031/Cameron VRSN: W 031-901/Brownsville ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 595,846,355 0.8270 720,491,360 44 14,899 .101648517 2 A 595,794,637 0.9843 605,297,813 50 8,814 .039828638 3 A 595,723,422 1.0120 588,659,508 49 6,044 .013210024 4 A 595,627,161 0.9734 611,903,802 45 3,294 .049976394 5 C 58,800,629 0.9817 59,896,739 10 4,155 .031646988 6 C 58,773,281 0.9462 62,115,072 7 1,768 .005474529 7 C 58,913,052 0.9429 62,480,700 7 538 .026619274 8 C 58,644,379 0.9840 59,597,946 7 105 .042812163 9 F1 205,431,870 0.9991 205,616,925 8 1,096 .113166589 10 F1 205,818,594 0.9424 218,398,338 7 340 .002137898 11 F1 204,594,936 0.9766 209,497,170 7 119 .000912447 12 F1 204,670,746 0.9615 212,866,090 6 30 .003380274 13 L1 73,835,514 1.0230 72,175,478 7 1,067 .006664102 14 L1 74,171,292 0.9953 74,521,543 7 249 .005951099 15 L1 73,571,395 1.0415 70,639,842 6 71 .000854628 16 L1 73,271,843 0.9795 74,805,353 5 13 .000520200 RANDOM TOTALS: 3,733,489,106 3,908,963,679 272 42,602 CATG D1 EXCEPTION VALUES: 5,037,706 4,404,550 TOTAL TEST VALUES (4): 3,738,526,812 3,913,368,229 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 195,668,411 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 3,717,699,818 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 3,738,526,812 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 4,109,036,640 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 3,854,819,206 (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
