DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:48:36 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 080/Franklin VRSN: W 080-901/Mount Vernon ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 89,967,314 0.9948 90,437,589 34 1,230 .004926146 2 A 89,932,638 0.9592 93,757,963 22 516 .014873348 3 A 90,126,711 0.9263 97,297,540 18 303 .018683739 4 A 89,743,457 1.0216 87,845,984 16 169 .017051338 5 C 8,552,644 1.0088 8,478,037 37 3,332 .049254673 6 C 8,597,895 1.0103 8,510,240 18 263 .021267678 7 C 8,563,698 1.0066 8,507,548 8 110 .000577034 8 C 8,470,813 1.0783 7,855,711 6 36 .037524388 9 D3 96,327,320 0.9294 103,644,631 63 5,672 .037691743 RANDOM TOTALS: 490,282,490 506,335,243 222 11,631 CATG D1 EXCEPTION VALUES: 12,334,790 14,963,537 TOTAL TEST VALUES (4): 502,617,280 521,298,780 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 26,064,939 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 495,233,841 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 502,617,280 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 547,363,719 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 634,969,142 (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
