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Date:   1/22/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     16:35                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        205-904-205 Mathis

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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         27,578,439    1.0863      25,387,498       23
  2      A  - Single-family Residences         27,613,275     .9875      27,962,810       21
  3      A  - Single-family Residences         27,543,603    1.0137      27,171,355       18
  4      A  - Single-family Residences         27,590,051     .9806      28,135,887       22
  5      D  - Rural Real                       17,599,326     .9682      18,177,366       24
  6      F  - Commercial Real                   3,327,433     .9297       3,579,039        7
  7      F  - Commercial Real                   3,435,630     .9649       3,560,607        6
  8      F  - Commercial Real                   3,503,078     .9488       3,692,114        5
  9      F  - Commercial Real                   3,099,796     .9586       3,233,670        3

Random Totals:                                141,290,631               140,900,346      129
 Cat J Exception Values:                       16,462,835                16,950,180
 Cat D1 Exception Values:                      20,665,271                19,523,070
 Other Exception Values:                                0                         0
Exception Totals(3):                           37,128,106                36,473,250
Test Values(4):                               178,418,737               177,373,596

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                      8,868,680
Confidence Interval Values:
  State Lower Limit:                                      168,504,916  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                       178,418,737  (Within Confidence Interval Limits)
  State Upper Limit:                                      186,242,276  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       170,891,393  (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.