Quick Start for:

2007 Confidence Interval Detail
227/Travis
227-912/Lago Vista ISD

Category Summary

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

Stratum
Variance
A 230,043,323 0.9954 231,106,412 38 1,505 .001538480
A 229,751,292 0.9915 231,720,920 22 985 .001105857
A 229,547,636 0.9843 233,209,018 16 650 .002402529
A 229,776,571 0.9375 245,095,009 10 255 .026457270
C 52,126,860 1.0845 48,065,339 54 4,599 .026953859
C 49,798,446 1.1307 44,042,138 50 1,393 .091704386
C 50,912,817 0.9632 52,857,991 18 302 .088503768
C 50,647,940 1.0113 50,082,013 8 110 .004139688
D3 68,624,617 1.0600 64,740,205 10 519 .011029522
Random Totals: 1,191,229,502   1,200,919,045 226 10,318  
Catg D1 Exception Values: 817,966   693,944      
Total Test Values (4): 1,192,047,468   1,201,612,989      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 60,080,649

Confidence Interval Values (5)

State Lower Limit: 1,141,532,340 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,192,047,468 (Within Confidence Interval)
State Upper Limit: 1,261,693,638 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,191,928,398 (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

Required Plug-ins