DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:33:17 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 007/Atascosa VRSN: W 007-901/Charlotte ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 4,329,500 0.9212 4,699,848 9 185 .018698160 2 A 4,347,525 0.9319 4,665,227 7 103 .002376100 3 A 4,305,053 0.9780 4,401,895 6 74 .012580419 4 A 4,275,803 0.9576 4,465,124 6 47 .005567084 5 D3 13,995,150 1.0667 13,120,043 33 1,686 .060008688 6 G1 1,767,218 0.8438 2,094,356 5 22 .434976450 7 G1 1,828,243 1.0539 1,734,740 3 6 .007838283 8 G1 2,134,728 1.0167 2,099,664 2 3 .000634384 RANDOM TOTALS: 36,983,220 37,280,897 71 2,126 CATG J EXCEPTION VALUES: 7,502,649 6,911,376 CATG D1 EXCEPTION VALUES: 13,409,550 15,429,218 CATG G1 EXCEPTION VALUES: 3,583,663 3,577,437 TOTAL TEST VALUES (4): 61,479,082 63,198,928 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 3,159,946 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 60,038,982 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 61,479,082 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 66,358,874 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 63,756,529 (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
