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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:54:15                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              105/Hays                                                  VRSN:      W
                                                        105-904/Dripping Springs ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A              280,385,546        0.9750           287,574,919              57            1,583         .006213251
      2           A              280,182,887        1.0059           278,539,504              53            1,066         .003026907
      3           A              280,247,825        0.9831           285,065,431              53              838         .006733223
      4           A              280,158,191        0.9450           296,463,694              39              581         .017882785
      5           C               26,084,345        0.8997            28,992,270              18              885         .054352947
      6           C               26,014,622        0.8689            29,939,719              23              562         .151651533
      7           C               26,059,450        0.9833            26,502,034              22              391         .002564017
      8           C               25,943,051        1.0236            25,344,911              27              208         .020729361
      9           D3             222,706,633        0.9603           231,913,603              41            3,091         .019336149
  RANDOM TOTALS:               1,447,782,550                       1,490,336,085             333            9,205
  CATG D1 EXCEPTION VALUES:        5,770,850                           5,570,092
 TOTAL TEST VALUES (4):        1,453,553,400                       1,495,906,177
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           74,795,309
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:          1,421,110,868 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:           1,453,553,400 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:          1,570,701,486 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           1,524,129,364 (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