School and Appraisal Districts' Property Value Study 2003 Final Report



Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     20:56                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        205-907-205 Taft

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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         14,526,358     .9047      16,056,547       11
  2      A  - Single-family Residences         14,514,141     .9969      14,559,275       11
  3      A  - Single-family Residences         14,544,684     .9487      15,331,173       11
  4      A  - Single-family Residences         14,453,054    1.0155      14,232,451        9
  5      D  - Rural Real                       15,522,014     .9295      16,699,316       19
  6      F  - Commercial Real                   1,990,230     .8444       2,356,975        8
  7      F  - Commercial Real                   2,030,285     .9303       2,182,398        7
  8      F  - Commercial Real                   1,996,071     .9808       2,035,146        4
  9      G  - Oil, Gas, Minerals               19,874,210    1.0071      19,734,098       13

Random Totals:                                 99,451,047               103,187,379       93
 Cat J Exception Values:                       11,858,935                12,609,881
 Cat D1 Exception Values:                      20,479,474                18,882,521
 Other Exception Values:                        1,894,534                 2,015,414
Exception Totals(3):                           34,232,943                33,507,816
Test Values(4):                               133,683,990               136,695,195

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                      6,834,760
Confidence Interval Values:
  State Lower Limit:                                      129,860,435  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                       133,683,990  (Within Confidence Interval Limits)
  State Upper Limit:                                      143,529,955  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       138,450,563  (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.