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2007 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 88,537,932 0.9807 90,280,343 25 658 .001560980
A 88,512,203 0.9694 91,306,172 26 441 .005656303
A 88,636,667 0.9888 89,640,642 27 335 .001042754
A 88,250,082 0.9636 91,583,730 24 221 .005605869
C 7,353,646 0.9902 7,426,425 8 323 .001121868
C 7,366,808 0.9775 7,536,376 9 174 .007066228
C 7,307,530 0.9415 7,761,583 8 134 .005160951
C 7,314,697 0.9888 7,397,550 6 81 .023350373
D3 91,433,594 1.0259 89,125,250 18 2,247 .023301260
F1 11,154,020 0.9542 11,689,394 7 71 .002025844
F1 11,538,076 0.9668 11,934,295 11 33 .002862770
F1 10,828,798 0.9948 10,885,402 8 16 .001908081
Random Totals: 508,234,053   516,567,162 177 4,734  
Catg D1 Exception Values: 6,998,388   6,837,388      
Catg F1 Exception Values: 10,425,925   10,605,914      
Total Test Values (4): 525,658,366   534,010,464      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 26,700,523

Confidence Interval Values (5)

State Lower Limit: 507,309,941 (State Test Value minus Margin of Error Percent)
Local Test Value: 525,658,366 (Within Confidence Interval)
State Upper Limit: 560,710,987 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 517,882,757 (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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