DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:43:39 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 057/Dallas VRSN: W 057-911/Highland Park ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 1,996,714,847 0.9728 2,052,544,045 46 3,534 .009150620 2 A 1,997,044,602 0.9563 2,088,303,463 49 2,257 .008018910 3 A 1,997,424,689 0.9666 2,066,443,916 50 1,467 .003549147 4 A 1,995,533,460 0.9751 2,046,491,088 49 633 .001979907 5 B 105,755,520 0.9577 110,426,564 13 399 .010794892 6 B 105,501,359 0.9740 108,317,617 8 268 .002351164 7 B 106,126,790 0.9915 107,036,601 26 214 .001269955 8 B 105,408,038 0.8617 122,325,679 20 128 .137960533 9 F1 186,333,913 0.9090 204,987,803 7 122 .024573670 10 F1 184,630,672 0.8866 208,245,739 5 18 .015749643 11 F1 205,074,451 0.9138 224,419,404 3 6 .011992064 12 F1 155,321,510 1.0000 155,321,510 2 3 .003162116 RANDOM TOTALS: 9,140,869,851 9,494,863,429 278 9,049 TOTAL TEST VALUES (4): 9,140,869,851 9,494,863,429 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 474,743,171 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 9,020,120,258 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 9,140,869,851 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 9,969,606,600 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 8,682,599,033 (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
