DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:12:12 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 178/Nueces VRSN: W 178-905/Driscoll ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 3,372,110 1.0245 3,291,469 7 162 .009943937 2 A 3,325,565 0.9176 3,624,199 8 98 .014983634 3 A 3,373,056 0.9076 3,716,457 7 64 .023529587 4 A 3,321,002 0.9449 3,514,660 9 33 .022082200 5 D3 1,586,844 0.9737 1,629,705 12 303 .006771335 6 G1 4,664,890 1.0593 4,403,748 4 12 .013817468 7 G1 5,149,540 1.1661 4,416,036 3 4 .073824656 RANDOM TOTALS: 24,793,007 24,596,274 50 676 CATG J EXCEPTION VALUES: 4,751,411 4,510,886 CATG D1 EXCEPTION VALUES: 9,485,250 9,159,268 CATG G1 EXCEPTION VALUES: 25,926,032 25,867,510 TOTAL TEST VALUES (4): 64,955,700 64,133,938 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 3,206,697 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 60,927,241 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 64,955,700 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 67,340,635 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 100,861,375 (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
