DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:12:18 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 178/Nueces VRSN: W 178-908/Port Aransas ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 176,218,202 0.9584 183,867,072 37 1,533 .008760862 2 A 171,669,270 0.9697 177,033,381 37 946 .006487771 3 A 174,775,732 0.9427 185,399,100 22 674 .007985467 4 A 172,930,242 0.9450 182,994,965 21 381 .002378838 5 C 18,810,824 0.9371 20,073,444 7 503 .016839088 6 C 18,849,521 0.9802 19,230,281 7 240 .017870053 7 C 18,717,482 1.0366 18,056,610 7 135 .004602227 8 C 18,724,894 1.0068 18,598,425 6 62 .000448616 9 D3 50,276,313 1.0209 49,247,050 9 169 .000202706 10 F1 17,480,438 0.8956 19,518,131 9 111 .015029669 11 F1 17,562,544 0.9386 18,711,426 8 46 .014587460 12 F1 17,308,584 1.0155 17,044,396 7 23 .050749038 13 F1 17,170,363 0.9102 18,864,385 7 12 .039403195 RANDOM TOTALS: 890,494,409 928,638,666 184 4,835 CATG D1 EXCEPTION VALUES: 101,947 90,232 TOTAL TEST VALUES (4): 890,596,356 928,728,898 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 46,436,445 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 882,292,453 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 890,596,356 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 975,165,343 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 945,876,411 (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
