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Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     20:04                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        158-904-158 Matagorda

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                                                              (1)                         (2)
  (1)                  (1)                        (1)       Stratum         (1)         Sample
Stratum              Category                 Local Value    Ratio      State Value      Size
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  1      A  - Single-family Residences         19,228,146     .9951      19,322,828       11
  2      A  - Single-family Residences         19,228,146     .9931      19,361,742       11
  3      A  - Single-family Residences         19,341,538     .9840      19,656,035       10
  4      A  - Single-family Residences         19,147,151     .9094      21,054,707       11
  5      C  - Vacant Lots                       2,173,699    1.1408       1,905,416        8
  6      C  - Vacant Lots                       1,984,152     .6726       2,949,973        8
  7      C  - Vacant Lots                       2,199,783     .8366       2,629,432        7
  8      C  - Vacant Lots                       1,900,682     .8855       2,146,451        7
  9      D  - Rural Real                        3,112,380     .9970       3,121,745       10

Random Totals:                                 88,315,677                92,148,329       83
 Cat J Exception Values:                                0                         0
 Cat D1 Exception Values:                       2,587,399                 2,294,974
 Other Exception Values:                                0                         0
Exception Totals(3):                            2,587,399                 2,294,974
Test Values(4):                                90,903,076                94,443,303

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                      4,722,165
Confidence Interval Values:
  State Lower Limit:                                       89,721,138  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                        90,903,076  (Within Confidence Interval Limits)
  State Upper Limit:                                       99,165,468  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       102,246,750  (See ISD Summary Worksheet)


Sources:

(1) See Stratified Ratio Detail Report VAL7214.
(2) Number of parcels sampled by staff.
(3) Exception value includes, if tested, D1, the J sample, and any parcels in A,B,C,D,F1,G or L1 marked as exception properties.
(4) Unstudied categories and sub-categories were not included in the test values.
(5) Includes local value of unstudied property categories and sub-categories.