DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:11:36 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 094/Guadalupe VRSN: W 094-902/Schertz-Cibolo-UnivC ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 383,211,062 1.0466 366,148,540 30 3,941 .013284208 2 A 383,312,639 1.0175 376,720,038 32 2,616 .003626181 3 A 383,126,577 1.0000 383,126,577 28 2,147 .001559830 4 A 382,785,116 0.9837 389,127,901 27 1,640 .001717020 5 F1 43,788,356 1.0408 42,071,826 10 219 .036449888 6 F1 44,059,639 0.8822 49,942,914 6 74 .026339616 7 F1 43,500,020 0.9147 47,556,598 6 35 .015652498 8 F1 43,680,320 0.9129 47,847,869 4 10 .029905282 9 L1 22,957,815 0.9092 25,250,566 7 275 .034835297 10 L1 22,819,538 1.0007 22,803,575 6 37 .002442025 11 L1 22,956,205 0.9402 24,416,300 4 8 .007076732 RANDOM TOTALS: 1,776,197,287 1,775,012,704 160 11,002 CATG D1 EXCEPTION VALUES: 2,543,144 2,661,319 CATG L1 EXCEPTION VALUES: 19,154,929 19,248,143 TOTAL TEST VALUES (4): 1,797,895,360 1,796,922,166 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 89,846,108 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,707,076,058 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,797,895,360 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,886,768,274 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,946,344,027 (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
