DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:57:35 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 043/Collin VRSN: W 043-914/Wylie ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 322,395,833 1.0032 321,367,457 55 2,341 2 A 322,497,608 1.0067 320,351,255 57 1,883 3 A 322,454,342 1.0022 321,746,500 53 1,618 4 A 322,450,508 0.9992 322,708,675 54 1,232 5 F1 39,097,956 0.9994 39,121,429 10 138 6 F1 39,207,694 0.8438 46,465,625 7 55 7 F1 39,954,282 0.8025 49,787,267 6 23 8 F1 37,986,141 0.8966 42,366,876 3 4 9 L1 13,161,298 0.8525 15,438,473 7 109 10 L1 13,068,703 0.9629 13,572,233 8 22 11 L1 17,859,722 0.8505 20,999,085 3 6 RANDOM TOTALS: 1,490,134,087 1,513,924,875 263 7,431 CATG D1 EXCEPTION VALUES: 979,798 860,361 CATG L1 EXCEPTION VALUES: 41,931,325 47,629,101 TOTAL TEST VALUES (4): 1,533,045,210 1,562,414,337 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 78,120,717 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,484,293,620 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,533,045,210 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,640,535,054 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,826,654,665 (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
