School and Appraisal Districts' Property Value Study 2003 Preliminary Report



Date:   1/22/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         Page:      1
Time:     16:13                                      2003 Property Value Study                                          Rpt: VAL7000
                                                     Confidence Interval Detail
                                                        178-903-178 Calallen

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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        122,105,850     .9038     135,102,733       25
  2      A  - Single-family Residences        122,208,719     .9748     125,367,992       48
  3      A  - Single-family Residences        122,105,850     .9496     128,586,615       44
  4      A  - Single-family Residences        122,157,284     .9474     128,939,502       35
  5      F  - Commercial Real                  22,969,797     .9914      23,169,051        7
  6      F  - Commercial Real                  22,854,032     .9909      23,063,914        6
  7      F  - Commercial Real                  26,413,820     .9786      26,991,437        5
  8      L  - Commercial Personal              11,991,416     .9606      12,483,256        7
  9      L  - Commercial Personal              12,452,624    1.0577      11,773,304        6
 10      L  - Commercial Personal              15,450,478    1.0277      15,034,035        3

Random Totals:                                600,709,870               630,511,839      186
 Cat J Exception Values:                       35,716,429                36,600,749
 Cat D1 Exception Values:                       2,649,639                 2,824,787
 Other Exception Values:                       28,320,439                27,509,642
Exception Totals(3):                           66,686,507                66,935,178
Test Values(4):                               667,396,377               697,447,017

Margin of Error Percent:                                    5.0000000
Margin of Error Value:                                     34,872,351
Confidence Interval Values:
  State Lower Limit:                                      662,574,666  (State Test Value Minus Margin of Error Value)
  Local Test Value:                                       667,396,377  (Within Confidence Interval Limits)
  State Upper Limit:                                      732,319,368  (State Test Value Plus Margin of Error Value)
Value Assigned (5):                                       926,880,137  (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.