Veteran's Day

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2010 Confidence Interval Detail
227/Travis
227-907/Manor ISD

Category Summary

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

Stratum
Variance
A 271,151,036 0.9266 292,630,084 56 2,709 .007944811
A 297,954,436 0.9717 306,632,125 58 2,045 .003007711
A 260,149,934 0.9714 267,809,279 40 1,476 .003186716
A 194,966,091 0.9715 200,685,631 30 834 .006999586
B 30,664,728 0.9621 31,872,703 6 14 .001516159
F1 135,102,771 0.9937 135,959,315 9 162 .000528455
F1 125,494,520 0.9774 128,396,276 8 47 .000679622
F1 119,253,987 0.9928 120,118,843 7 23 .001091804
F1 80,200,656 0.9905 80,969,870 5 7 .000222306
L1 81,393,400 1.0097 80,611,469 10 302 .004859938
L1 78,252,754 0.9930 78,804,385 9 62 .003263297
L1 81,833,646 1.0058 81,361,748 6 17 .003284247
L1 86,324,367 0.9981 86,488,696 3 4 .000001025
Random Totals: 1,842,742,326   1,892,340,424 247 7,702  
Catg J Exception Values: 8,031,231   11,267,771      
Catg D1 Exception Values: 4,105,135   4,070,548      
Catg B Exception Values: 100,009,987   102,050,000      
Total Test Values (4): 1,954,888,679   2,009,728,743      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 100,486,437

Confidence Interval Values (5)

State Lower Limit: 1,909,242,306 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,954,888,679 (Within Confidence Interval)
State Upper Limit: 2,110,215,180 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,589,100,410 (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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