DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:39:51 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 229/Tyler VRSN: W 229-904/Warren ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 26,808,895 0.9340 28,703,314 15 839 .015951958 2 A 26,838,297 0.9496 28,262,739 15 413 .013117708 3 A 26,763,284 0.9867 27,124,034 15 271 .007992846 4 A 26,794,062 0.9967 26,882,775 15 165 .001906397 5 C 2,606,263 0.9802 2,658,909 15 1,598 .002690580 6 C 2,583,558 0.9440 2,736,820 15 949 .123047307 7 C 2,600,191 0.9084 2,862,386 15 440 .015175132 8 C 2,581,319 0.9470 2,725,786 15 197 .006965170 9 D3 32,589,459 0.9725 33,511,012 19 4,483 .001994657 10 G1 4,639,587 1.0136 4,577,335 11 28 .032438522 11 G1 4,619,085 0.9696 4,763,908 6 9 .025615072 RANDOM TOTALS: 159,424,000 164,809,018 156 9,392 CATG D1 EXCEPTION VALUES: 35,108,600 34,622,929 CATG G1 EXCEPTION VALUES: 13,366,503 13,126,566 TOTAL TEST VALUES (4): 207,899,103 212,558,513 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 10,627,926 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 201,930,587 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 207,899,103 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 223,186,439 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 187,477,349 (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
