Quick Start for:

2006 Confidence Interval Detail
249/Wise
249-901/Alvord ISD

Category Summary

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

Stratum
Variance
A 11,336,987 0.9856 11,502,625 9 187 .006047953
A 11,226,946 1.0742 10,451,449 9 118 .035668498
A 11,300,824 1.0248 11,027,346 11 89 .001888137
A 10,940,072 0.9960 10,984,008 9 55 .003575830
D3 74,327,080 0.9811 75,758,924 21 2,267 .013903625
G1 7,773,950 0.9798 7,934,221 6 76 .001033825
G1 7,728,190 1.0059 7,682,861 6 28 .009801980
G1 8,447,830 1.0843 7,791,045 4 12 .014999625
G1 6,754,020 1.0384 6,504,257 2 3 .000662396
Random Totals: 149,835,899   149,636,736 77 2,835  
Catg J Exception Values: 9,438,915   10,078,549      
Catg D1 Exception Values: 3,161,430   2,984,239      
Total Test Values (4): 162,436,244   162,699,524      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 8,134,976

Confidence Interval Values (5)

State Lower Limit: 154,564,548 (State Test Value minus Margin of Error Percent)
Local Test Value: 162,436,244 (Within Confidence Interval)
State Upper Limit: 170,834,500 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 177,398,854 (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