DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:46:17 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 070/Ellis VRSN: W 070-907/Italy ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 12,759,181 0.9885 12,907,619 15 197 .022710402 2 A 12,767,578 0.9329 13,685,902 17 135 .010004923 3 A 12,777,868 0.9632 13,266,059 19 101 .013477023 4 A 12,660,916 0.9687 13,070,007 15 58 .005726076 5 D3 18,899,726 1.0428 18,124,018 29 957 .041516983 6 F1 951,542 0.6780 1,403,454 8 21 .042277177 7 F1 976,853 0.8074 1,209,875 8 10 .055567334 8 F1 898,202 1.0375 865,737 2 3 .000119217 RANDOM TOTALS: 72,691,866 74,532,671 113 1,482 CATG D1 EXCEPTION VALUES: 4,337,183 4,289,875 CATG F1 EXCEPTION VALUES: 1,010,600 1,250,288 TOTAL TEST VALUES (4): 78,039,649 80,072,834 MARGIN OF ERROR PERCENT: 5.0000004 MARGIN OF ERROR VALUE: 4,003,642 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 76,069,192 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 78,039,649 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 84,076,476 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 83,090,188 (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
