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Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     20:45                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        195-902-195 Balmorhea

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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            559,681     .9610         582,394        8
  2      A  - Single-family Residences            567,441     .9276         611,730       10
  3      A  - Single-family Residences            567,206     .9936         570,860        8
  4      A  - Single-family Residences            540,163    1.0180         530,612        8
  5      D  - Rural Real                        2,865,480     .9597       2,985,808       16
  6      G  - Oil, Gas, Minerals                6,345,060    1.0093       6,286,595        9

Random Totals:                                 11,445,031                11,567,999       59
 Cat J Exception Values:                        4,388,140                 4,593,731
 Cat D1 Exception Values:                       1,974,530                 2,032,945
 Other Exception Values:                        2,147,150                 2,091,031
Exception Totals(3):                            8,509,820                 8,717,707
Test Values(4):                                19,954,851                20,285,706

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                      1,014,285
Confidence Interval Values:
  State Lower Limit:                                       19,271,421  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                        19,954,851  (Within Confidence Interval Limits)
  State Upper Limit:                                       21,299,991  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                        22,982,906  (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.