DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:18:21 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 212/Smith VRSN: W 212-902/Bullard ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 99,497,437 1.0146 98,065,678 43 1,247 .023423391 2 A 99,081,485 0.9978 99,299,945 49 606 .005594856 3 A 99,447,904 0.9961 99,837,269 32 392 .002303396 4 A 98,978,061 0.9875 100,230,948 18 219 .001797068 5 C 6,878,805 0.9072 7,582,457 28 2,430 .785555056 6 C 6,553,994 0.8215 7,978,082 29 479 1.079634780 7 C 6,752,933 0.5560 12,145,563 10 125 1.063758361 8 C 6,653,972 1.0510 6,331,087 7 47 .232838956 9 D3 61,280,000 0.9840 62,276,423 23 2,572 .009493932 RANDOM TOTALS: 485,124,591 493,747,452 239 8,117 CATG J EXCEPTION VALUES: 12,910 13,402 CATG D1 EXCEPTION VALUES: 6,122,124 4,282,056 TOTAL TEST VALUES (4): 491,259,625 498,042,910 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 24,902,146 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 473,140,764 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 491,259,625 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 522,945,056 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 482,255,044 (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
