DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:14:34 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 163/Medina VRSN: P 163-908/Medina Valley ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 82,230,231 0.9775 84,122,998 7 1,822 2 A 82,159,353 0.9685 84,831,547 10 896 3 A 82,272,689 0.9534 86,293,989 7 573 4 A 82,146,070 0.9641 85,204,927 7 361 5 C 11,156,032 0.9933 11,231,282 10 802 6 C 11,771,346 0.9893 11,898,662 7 484 7 C 10,508,220 0.9944 10,567,397 10 315 8 C 11,152,585 0.9791 11,390,650 8 163 9 D3 74,050,005 0.9850 75,177,670 10 4,508 10 F1 8,319,641 0.9779 8,507,660 7 81 11 F1 8,368,171 0.9853 8,493,018 6 35 12 F1 8,182,455 0.9742 8,399,153 6 13 13 F1 8,018,318 0.9703 8,263,751 2 3 RANDOM TOTALS: 480,335,116 494,382,704 97 10,056 CATG D1 EXCEPTION VALUES: 17,901,620 17,669,089 CATG F1 EXCEPTION VALUES: 28,632,270 28,149,636 TOTAL TEST VALUES (4): 526,869,006 540,201,429 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 27,010,071 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 513,191,358 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 526,869,006 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 567,211,500 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 535,784,091 (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
