School and Appraisal Districts' Property Value Study 2003 Final Report



Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     19:26                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        120-901-120 Edna

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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         17,627,905     .9196      19,169,101        7
  2      A  - Single-family Residences         17,665,032     .9508      18,579,125        8
  3      A  - Single-family Residences         17,679,882     .9957      17,756,234        9
  4      A  - Single-family Residences         17,590,778     .9321      18,872,200        6
  5      D  - Rural Real                       57,816,870    1.0237      56,478,333       14
  6      F  - Commercial Real                   5,584,184    1.0148       5,502,743        7
  7      F  - Commercial Real                   5,687,032     .9786       5,811,396        9
  8      F  - Commercial Real                   5,733,781     .9586       5,981,411        5
  9      F  - Commercial Real                   5,217,203    1.1200       4,658,217        4
 10      G  - Oil, Gas, Minerals               52,578,330     .9915      53,029,077       12

Random Totals:                                203,180,997               205,837,837       81
 Cat J Exception Values:                       15,194,012                14,886,959
 Cat D1 Exception Values:                      27,890,410                28,591,823
 Other Exception Values:                                0                         0
Exception Totals(3):                           43,084,422                43,478,782
Test Values(4):                               246,265,419               249,316,619

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                     12,465,831
Confidence Interval Values:
  State Lower Limit:                                      236,850,788  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                       246,265,419  (Within Confidence Interval Limits)
  State Upper Limit:                                      261,782,450  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       258,446,326  (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.