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2011 Confidence Interval Detail
193/Real
193-902/Leakey ISD

Category Summary

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

Stratum
Variance
A 8,980,469 0.9657 9,299,440 15 383 .120908327
A 10,543,515 0.8520 12,375,018 15 219 .248735347
A 12,393,986 0.9371 13,225,895 15 146 .145302165
A 12,493,346 1.0328 12,096,578 15 77 .050616119
D3 183,037,930 1.0482 174,621,189 47 4,686 .044574466
F1 4,002,410 1.1023 3,630,963 11 43 .018953387
F1 3,931,716 1.0661 3,687,943 10 20 .059521645
F1 3,799,490 0.9722 3,908,136 5 11 .003433691
F1 4,602,964 0.9997 4,604,345 3 5 .005413054
Random Totals: 243,785,826   237,449,507 136 5,590  
Catg D1 Exception Values: 15,547,732   17,392,964      
Total Test Values (4): 259,333,558   254,842,471      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 12,742,124

Confidence Interval Values (5)

State Lower Limit: 242,100,347 (State Test Value minus Margin of Error Percent)
Local Test Value: 259,333,558 (Within Confidence Interval)
State Upper Limit: 267,584,595 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 259,941,446 (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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