DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:11:17 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 175/Navarro VRSN: W 175-905/Frost ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 2,865,544 0.7770 3,687,959 7 181 .101072650 2 A 2,812,625 0.8714 3,227,708 9 92 .045667929 3 A 2,829,300 0.7317 3,866,749 7 54 .017176553 4 A 2,791,489 0.9414 2,965,253 7 32 .062266826 5 D3 17,409,717 1.0074 17,281,831 20 1,502 .042400311 RANDOM TOTALS: 28,708,675 31,029,500 50 1,861 CATG J EXCEPTION VALUES: 3,415,750 3,401,059 CATG D1 EXCEPTION VALUES: 5,453,660 6,098,922 TOTAL TEST VALUES (4): 37,578,085 40,529,481 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 2,026,474 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 37,578,085 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 38,503,007 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 42,555,955 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 42,872,843 (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
