DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:49:41 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 087/Glasscock VRSN: W 087-901/Glasscock County ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 D3 17,146,060 0.9577 17,903,373 20 3,187 .061998812 2 G1 81,446,926 0.9724 83,758,665 15 232 .006398362 3 G1 81,718,529 0.9832 83,114,859 31 67 .007887416 4 G1 85,855,074 0.9353 91,794,156 19 20 .053776145 RANDOM TOTALS: 266,166,589 276,571,053 85 3,506 CATG J EXCEPTION VALUES: 13,082,109 13,118,998 CATG D1 EXCEPTION VALUES: 13,669,880 24,637,209 CATG G1 EXCEPTION VALUES: 194,629,955 188,394,477 TOTAL TEST VALUES (4): 487,548,533 502,721,737 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 25,136,087 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 477,585,650 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 487,548,533 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 527,857,824 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 549,055,653 (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
