DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:19:54 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 221/Taylor VRSN: W 221-904/Merkel ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 13,814,155 1.0151 13,608,664 7 666 .010295486 2 A 13,799,648 0.9991 13,812,079 10 367 .004443057 3 A 13,820,631 0.9465 14,601,829 8 242 .012844027 4 A 13,726,654 0.9481 14,478,066 9 150 .002517850 5 D3 32,440,710 0.9895 32,784,952 16 2,611 .006865260 6 F1 4,977,867 0.9579 5,196,646 10 95 .003510291 7 F1 5,107,206 1.0310 4,953,643 6 36 .001899847 8 F1 5,005,939 0.9422 5,313,032 4 10 .008039388 9 L1 7,120,909 1.0036 7,095,366 6 82 .007997409 10 L1 6,960,531 1.1966 5,816,924 6 16 .083755616 11 L1 8,309,854 1.0178 8,164,525 2 4 .000828041 RANDOM TOTALS: 125,084,104 125,825,726 84 4,279 CATG J EXCEPTION VALUES: 12,958,668 13,022,060 CATG D1 EXCEPTION VALUES: 13,426,969 13,835,435 CATG F1 EXCEPTION VALUES: 4,477,347 4,678,805 CATG L1 EXCEPTION VALUES: 8,233,335 8,660,146 TOTAL TEST VALUES (4): 164,180,423 166,022,172 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 8,301,109 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 157,721,063 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 164,180,423 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 174,323,281 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 200,120,756 (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
