DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:36:18 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 019/Bowie VRSN: W 019-912/Pleasant Grove ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 115,073,279 0.9740 118,145,050 51 1,157 .009852941 2 A 114,972,957 0.9526 120,693,845 50 800 .007802512 3 A 115,021,984 0.9847 116,809,164 44 556 .009904239 4 A 114,836,244 1.0420 110,207,528 17 284 .012754593 5 F1 24,600,202 0.9397 26,178,783 8 48 .009160041 6 F1 25,011,382 0.9782 25,568,781 4 12 .008312940 7 F1 26,158,844 0.8733 29,954,018 3 4 .018855449 RANDOM TOTALS: 535,674,892 547,557,169 177 2,861 CATG D1 EXCEPTION VALUES: 3,648,395 4,003,002 CATG F1 EXCEPTION VALUES: 18,707,023 23,458,688 TOTAL TEST VALUES (4): 558,030,310 575,018,859 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 28,750,943 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 546,267,916 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 558,030,310 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 603,769,802 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 625,149,955 (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
