DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:41:06 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 237/Waller VRSN: W 237-902/Hempstead ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 26,103,172 0.8786 29,709,961 16 739 .070952190 2 A 26,070,912 1.0529 24,761,052 15 366 .012698474 3 A 26,032,103 0.9686 26,876,010 14 233 .018542713 4 A 26,008,184 1.0702 24,302,172 13 143 .024171330 5 D3 102,765,940 0.9325 110,204,761 27 4,000 .027714134 6 F1 9,811,630 0.8978 10,928,525 6 123 .028956671 7 F1 9,893,989 0.9951 9,942,708 5 34 .024251235 8 F1 9,952,174 0.9452 10,529,173 4 12 .001400969 9 F1 9,511,798 0.9094 10,459,422 2 3 .002196565 10 L1 5,799,651 0.9351 6,202,172 7 134 .086949598 11 L1 5,975,600 0.9581 6,236,927 6 32 .074317089 12 L1 5,688,291 0.9363 6,075,287 4 12 .014977034 13 L1 5,551,086 0.8875 6,254,745 3 4 .008087275 RANDOM TOTALS: 269,164,530 282,482,915 122 5,835 CATG J EXCEPTION VALUES: 9,228,400 9,577,498 CATG D1 EXCEPTION VALUES: 9,871,440 9,869,906 TOTAL TEST VALUES (4): 288,264,370 301,930,319 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 15,096,516 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 286,833,803 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 288,264,370 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 317,026,835 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 315,138,367 (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
