DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:22:29 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 145/Leon VRSN: W 145-901/Buffalo ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 6,782,738 1.0117 6,704,298 11 290 .006986772 2 A 6,782,223 1.0457 6,485,821 10 164 .048308817 3 A 6,771,980 0.9390 7,211,906 11 113 .004843313 4 A 6,695,420 0.9879 6,777,427 10 71 .000886894 5 D3 49,992,272 0.9889 50,553,415 26 3,374 .110595586 6 F1 3,979,084 0.9485 4,195,133 6 79 .002869883 7 F1 4,007,263 0.9696 4,132,903 6 25 .000691433 8 F1 4,353,599 0.9468 4,598,225 4 10 .001994851 9 F1 3,330,681 0.8988 3,705,698 2 3 .009260382 10 G1 16,553,921 1.1288 14,665,061 6 42 .063251214 11 G1 16,287,299 0.9890 16,468,452 4 10 .015735764 12 G1 16,648,261 0.9845 16,910,372 3 5 .000256523 13 L1 3,495,482 0.9796 3,568,275 6 73 .001469138 14 L1 3,598,125 1.0039 3,584,147 5 18 .016627380 15 L1 3,639,005 1.2443 2,924,540 4 8 .081099640 16 L1 3,067,759 1.0000 3,067,759 2 3 RANDOM TOTALS: 155,985,112 155,553,432 116 4,288 CATG J EXCEPTION VALUES: 8,860,550 9,226,510 CATG D1 EXCEPTION VALUES: 5,807,097 5,285,573 CATG G1 EXCEPTION VALUES: 14,899,860 14,889,266 TOTAL TEST VALUES (4): 185,552,619 184,954,781 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 9,247,739 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 175,707,042 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 185,552,619 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 194,202,520 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 229,598,239 (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
