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2009 Confidence Interval Detail
129/Kaufman
129-904/Kemp ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 32,046,172 0.8709 36,796,615 15 640 .290001130
A 29,257,540 0.9852 29,697,056 15 355 .013932128
A 28,262,870 0.9265 30,504,987 15 232 .011110934
A 29,181,680 1.0790 27,045,116 13 144 .022618714
D3 67,639,990 1.0102 66,957,028 27 2,656 .106093941
F1 3,080,550 0.8185 3,763,653 12 51 .104802573
F1 3,666,870 0.9796 3,743,232 9 27 .023406204
F1 4,923,210 1.0062 4,892,874 9 15 .023298001
L1 1,361,590 0.9900 1,375,343 12 51 .012848823
L1 1,653,490 0.9520 1,736,859 10 25 .093891979
L1 1,544,680 0.9973 1,548,862 7 14 .001353395
L1 1,401,290 0.9280 1,510,011 5 7 .005583478
Random Totals: 204,019,932   209,571,636 149 4,217  
Catg D1 Exception Values: 5,883,110   3,662,274      
Catg F1 Exception Values: 3,415,270   3,571,168      
Catg L1 Exception Values: 6,566,620   7,964,914      
Total Test Values (4): 219,884,932   224,769,992      

Margin of Error

Margin of Error Percent: 5.8981499
Margin of Error Value: 13,257,271

Confidence Interval Values (5)

State Lower Limit: 211,512,721 (State Test Value minus Margin of Error Percent)
Local Test Value: 219,884,932 (Within Confidence Interval)
State Upper Limit: 238,027,263 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 236,409,905 (See ISD Summary Worksheet)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories

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