Holiday Hours
Quick Start for:

2011 Confidence Interval Detail
226/Tom Green
226-901/Christoval ISD

Category Summary

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

Stratum
Variance
A 27,920,800 0.9352 29,855,432 10 335 .019478757
A 26,532,250 0.9109 29,127,511 10 163 .005963331
A 27,834,150 0.9537 29,185,436 10 124 .005060755
A 29,725,550 0.9893 30,047,053 10 92 .002669073
D3 32,427,585 0.9041 35,867,255 15 1,622 .010299539
G1 3,904,296 1.0149 3,846,976 7 14 .018086891
G1 3,892,865 1.0216 3,810,557 2 5 .000159786
Random Totals: 152,237,496   161,740,220 64 2,355  
Catg J Exception Values: 3,238,860   3,287,529      
Catg D1 Exception Values: 11,403,780   10,175,746      
Catg G1 Exception Values: 10,310,143   9,906,871      
Total Test Values (4): 177,190,279   185,110,366      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,255,518

Confidence Interval Values (5)

State Lower Limit: 175,854,848 (State Test Value minus Margin of Error Percent)
Local Test Value: 177,190,279 (Within Confidence Interval)
State Upper Limit: 194,365,884 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 205,504,239 (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