DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:29:45 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 177/Nolan VRSN: W 177-901/Roscoe ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 3,928,257 0.8476 4,634,565 14 232 .038402398 2 A 3,869,266 0.9431 4,102,710 15 105 .019237791 3 A 3,835,182 0.9760 3,929,490 13 72 .026547542 4 A 3,875,727 0.9927 3,904,228 13 49 .001647969 5 D3 9,859,618 0.9648 10,219,339 29 905 .005244355 6 F1 847,550 0.9646 878,654 7 38 .002309409 7 F1 872,869 0.9615 907,820 3 12 .003772720 8 F1 1,054,041 0.9433 1,117,397 3 4 .001862640 9 L1 674,869 0.9743 692,671 5 17 .002442395 10 L1 660,607 1.0415 634,284 4 7 .000179531 RANDOM TOTALS: 29,477,986 31,021,158 106 1,441 CATG J EXCEPTION VALUES: 10,011,624 10,711,961 CATG D1 EXCEPTION VALUES: 6,735,108 6,403,625 CATG F1 EXCEPTION VALUES: 869,084 909,212 CATG L1 EXCEPTION VALUES: 705,922 704,083 TOTAL TEST VALUES (4): 47,799,724 49,750,039 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 2,487,502 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 47,262,537 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 47,799,724 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 52,237,541 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 58,436,246 (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
