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2009 Confidence Interval Detail
014/Bell
014-908/Salado ISD

Category Summary

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

Stratum
Variance
A 93,458,894 0.9673 96,618,313 17 690 .007659202
A 98,417,699 0.9753 100,910,180 24 495 .008876168
A 96,539,313 0.9688 99,648,341 7 351 .001795536
A 112,672,582 0.9989 112,796,658 14 257 .006224250
C 6,643,481 0.8724 7,615,178 7 310 .005985437
C 7,283,114 0.9516 7,653,546 7 192 .013807706
C 7,792,131 0.9730 8,008,357 8 151 .007192285
C 7,979,372 0.9458 8,436,638 6 87 .014136705
D3 106,246,580 0.9740 109,082,731 20 2,264 .033574207
F1 13,366,472 0.9441 14,157,899 8 90 .007993737
F1 13,524,318 0.9598 14,090,767 6 37 .001553212
F1 17,068,354 0.9374 18,208,186 8 19 .008891668
F1 4,669,319 1.0611 4,400,451 2 2 .011434853
Random Totals: 585,661,629   601,627,245 134 4,945  
Catg D1 Exception Values: 7,832,577   7,273,132      
Total Test Values (4): 593,494,206   608,900,377      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 30,445,019

Confidence Interval Values (5)

State Lower Limit: 578,455,358 (State Test Value minus Margin of Error Percent)
Local Test Value: 593,494,206 (Within Confidence Interval)
State Upper Limit: 639,345,396 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 583,423,695 (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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