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2008 Confidence Interval Detail
014/Bell
014-906/Killeen ISD

Category Summary

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

Stratum
Variance
A 800,578,739 0.9786 818,085,775 57 10,483 .007725225
A 996,581,712 0.9737 1,023,499,756 57 9,638 .008434779
A 1,100,055,907 0.9848 1,117,034,837 57 8,043 .004408759
A 1,185,059,643 1.0153 1,167,201,461 58 5,591 .008054745
B 144,927,307 0.9549 151,772,235 28 1,258 .001127791
B 175,149,719 0.9850 177,816,974 30 1,030 .002170156
B 151,589,530 0.9945 152,427,883 29 502 .004735647
B 165,939,288 0.9421 176,137,658 9 33 .004718396
F1 148,844,760 0.8867 167,863,719 7 733 .010310758
F1 150,662,091 0.9758 154,398,536 8 224 .006860307
F1 150,618,515 0.9780 154,006,662 7 98 .005296991
F1 214,615,918 0.9394 228,460,632 6 46 .007261898
L1 68,611,092 1.0256 66,898,491 7 1,770 .017714166
L1 61,830,923 0.9983 61,936,215 8 238 .002153487
L1 62,510,698 1.0136 61,671,959 6 70 .000514658
L1 69,954,490 1.0138 69,002,259 5 18 .013862165
Random Totals: 5,647,530,332   5,748,215,052 379 39,775  
Catg D1 Exception Values: 3,733,792   3,634,346      
Total Test Values (4): 5,651,264,124   5,751,849,398      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 287,592,470

Confidence Interval Values (5)

State Lower Limit: 5,464,256,928 (State Test Value minus Margin of Error Percent)
Local Test Value: 5,651,264,124 (Within Confidence Interval)
State Upper Limit: 6,039,441,868 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 5,772,276,690 (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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