School and Appraisal Districts' Property Value Study 2003 Final Report



Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     21:16                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        223-901-223 Brownfield CISD

------------------------------------------------------------------------------------------------------------------------------------
                                                              (1)                         (2)
  (1)                  (1)                        (1)       Stratum         (1)         Sample
Stratum              Category                 Local Value    Ratio      State Value      Size
------------------------------------------------------------------------------------------------------------------------------------
  1      A  - Single-family Residences         26,781,245     .9199      29,113,213       18
  2      A  - Single-family Residences         26,781,245     .9750      27,467,944       13
  3      A  - Single-family Residences         26,826,350    1.0058      26,671,654        7
  4      A  - Single-family Residences         26,736,140    1.0323      25,899,583        7
  5      D  - Rural Real                       15,849,625     .9022      17,567,751       10
  6      F  - Commercial Real                   5,573,070     .9775       5,701,350        8
  7      F  - Commercial Real                   5,577,742     .9746       5,723,109        7
  8      F  - Commercial Real                   5,860,366     .9735       6,019,893        6
  9      F  - Commercial Real                   5,192,345     .9633       5,390,164        4
 10      G  - Oil, Gas, Minerals              110,369,490    1.0105     109,222,652       17
 11      L  - Commercial Personal               6,493,798     .9618       6,751,713        7
 12      L  - Commercial Personal               6,385,297    1.1064       5,771,237        6
 13      L  - Commercial Personal               7,548,972     .8766       8,611,650        4

Random Totals:                                275,975,685               279,911,913      114
 Cat J Exception Values:                                0                         0
 Cat D1 Exception Values:                      40,365,334                37,977,001
 Other Exception Values:                       50,779,880                48,270,034
Exception Totals(3):                           91,145,214                86,247,035
Test Values(4):                               367,120,899               366,158,948

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                     18,307,947
Confidence Interval Values:
  State Lower Limit:                                      347,851,001  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                       367,120,899  (Within Confidence Interval Limits)
  State Upper Limit:                                      384,466,895  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       370,050,876  (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.