School and Appraisal Districts' Property Value Study 2003 Final Report



Date:   6/27/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     18:40                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        091-909-091 Whitesboro

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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         36,193,252    1.0445      34,651,270       46
  2      A  - Single-family Residences         36,162,799     .9131      39,604,423       35
  3      A  - Single-family Residences         36,132,346     .9662      37,396,342       33
  4      A  - Single-family Residences         36,178,026    1.0064      35,947,959       23
  5      D  - Rural Real                       61,038,680     .9576      63,741,312       60
  6      F  - Commercial Real                   5,598,618     .8842       6,331,846        7
  7      F  - Commercial Real                   5,765,355     .9643       5,978,798        6
  8      F  - Commercial Real                   5,680,812     .9106       6,238,537        4
  9      F  - Commercial Real                   5,302,717     .9913       5,349,256        3
 10      G  - Oil, Gas, Minerals               15,208,997    1.0381      14,650,801       12

Random Totals:                                243,261,602               249,890,544      229
 Cat J Exception Values:                                0                         0
 Cat D1 Exception Values:                       8,226,780                 6,495,066
 Other Exception Values:                        4,210,020                 3,374,404
Exception Totals(3):                           12,436,800                 9,869,470
Test Values(4):                               255,698,402               259,760,014

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                     12,988,001
Confidence Interval Values:
  State Lower Limit:                                      246,772,013  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                       255,698,402  (Within Confidence Interval Limits)
  State Upper Limit:                                      272,748,015  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       248,134,654  (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.