School and Appraisal Districts' Property Value Study 2003 Final Report



Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     20:43                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        190-903-190 Rains

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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         33,552,738     .7093      47,304,015       19
  2      A  - Single-family Residences         33,552,738     .8129      41,275,357       11
  3      A  - Single-family Residences         33,566,859     .7908      42,446,711       15
  4      A  - Single-family Residences         33,496,252     .9105      36,788,854        7
  5      D  - Rural Real                       93,942,404     .8324     112,857,285       31
  6      F  - Commercial Real                   4,812,684     .9040       5,323,765        6
  7      F  - Commercial Real                   4,871,179     .8783       5,546,145        8
  8      F  - Commercial Real                   5,127,344     .9334       5,493,190        5
  9      F  - Commercial Real                   4,356,831     .9008       4,836,624        3
 10      G  - Oil, Gas, Minerals               14,095,207     .9356      15,065,420        9

Random Totals:                                261,374,236               316,937,366      114
 Cat J Exception Values:                                0                         0
 Cat D1 Exception Values:                       9,649,582                 9,444,310
 Other Exception Values:                       16,209,763                10,756,847
Exception Totals(3):                           25,859,345                20,201,157
Test Values(4):                               287,233,581               337,138,523

Margin of Error Percent:                                    5.5188760
Margin of Error Value:                                     18,606,257
Confidence Interval Values:
  Local Test Value:                                       287,233,581  (Outside of ConfidenceInterval Limits)
  State Lower Limit:                                      318,532,266  (State Test Value Minus Margin of Error Value)
  State Upper Limit:                                      355,744,780  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       282,622,522  (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.