Date: 6/27/2004 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION Page: 1 Time: 19:19 2003 Property Value Study Rpt: VAL7000 Confidence Interval Detail 114-901-114 Big Spring ------------------------------------------------------------------------------------------------------------------------------------ (1) (2) (1) (1) (1) Stratum (1) Sample Stratum Category Local Value Ratio State Value Size ------------------------------------------------------------------------------------------------------------------------------------ 1 A - Single-family Residences 63,611,200 .9940 63,995,171 10 2 A - Single-family Residences 63,637,984 .9198 69,186,762 11 3 A - Single-family Residences 63,637,984 .9588 66,372,532 16 4 A - Single-family Residences 63,557,633 .9281 68,481,449 17 5 F - Commercial Real 21,660,392 .8882 24,386,841 12 6 F - Commercial Real 21,806,254 .8528 25,570,185 7 7 F - Commercial Real 21,660,392 .9559 22,659,684 7 8 F - Commercial Real 21,487,182 1.1188 19,205,561 3 9 G - Oil, Gas, Minerals 73,532,190 1.0028 73,326,875 12 10 L - Commercial Personal 14,074,225 .9670 14,554,524 11 11 L - Commercial Personal 14,062,403 .9243 15,214,111 11 12 L - Commercial Personal 17,165,708 1.0766 15,944,369 6 Random Totals: 459,893,547 478,898,064 123 Cat J Exception Values: 27,656,075 28,322,257 Cat D1 Exception Values: 7,461,700 7,747,310 Other Exception Values: 9,597,889 9,516,016 Exception Totals(3): 44,715,664 45,585,583 Test Values(4): 504,609,211 524,483,647 Margin of Error Percent: 5.0000000 Margin of Error Value: 26,224,182 Confidence Interval Values: State Lower Limit: 498,259,465 (State Test Value Minus Margin of Error Value) Local Test Value: 504,609,211 (Within Confidence Interval Limits) State Upper Limit: 550,707,829 (State Test Value Plus Margin of Error Value) Value Assigned (5): 655,319,707 (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.
