DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:42:51 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 050/Coryell VRSN: W 050-910/Copperas Cove ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 157,166,384 0.9461 166,120,266 14 1,983 .019575281 2 A 157,121,039 0.9928 158,260,515 14 1,406 .003816353 3 A 156,728,060 0.9385 166,998,466 17 1,102 .023305418 4 A 156,998,141 0.9270 169,361,533 23 762 .008900220 5 B 16,227,209 0.9100 17,832,098 10 239 .024350733 6 B 16,199,266 1.1281 14,359,778 10 153 .015944520 7 B 16,364,984 0.9696 16,878,078 8 98 .018064480 8 B 15,893,586 0.8490 18,720,360 7 20 .007903971 9 F1 20,519,133 1.1187 18,341,944 9 137 .032510089 10 F1 20,777,242 0.8637 24,056,087 9 56 .131328105 11 F1 20,143,005 0.8301 24,265,757 7 19 .132551179 12 F1 20,046,272 1.0385 19,303,103 3 4 .014107594 RANDOM TOTALS: 774,184,321 814,497,985 131 5,979 CATG D1 EXCEPTION VALUES: 1,850,538 1,358,947 TOTAL TEST VALUES (4): 776,034,859 815,856,932 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 40,792,847 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 775,064,085 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 776,034,859 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 856,649,779 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 795,157,103 (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
