DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:04:03 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 091/Grayson VRSN: W 091-914/Sadler-Southmayd ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 24,111,717 0.9409 25,626,227 14 531 2 A 24,238,602 0.9514 25,476,773 15 236 3 A 24,030,361 0.9856 24,381,454 15 139 4 A 24,126,099 0.9525 25,329,238 17 61 5 D3 39,515,330 0.8453 46,747,108 27 2,828 6 G1 48,217,622 1.0009 48,174,265 15 121 RANDOM TOTALS: 184,239,731 195,735,065 103 3,916 CATG D1 EXCEPTION VALUES: 8,085,811 6,567,700 TOTAL TEST VALUES (4): 192,325,542 202,302,765 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 10,115,138 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 192,187,627 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 192,325,542 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 212,417,903 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 212,056,220 (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
