Holiday Hours
Quick Start for:

2007 Confidence Interval Detail
071/El Paso
071-908/Tornillo ISD

Category Summary

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

Stratum
Variance
A 6,148,040 1.0032 6,128,429 16 368 .006013870
A 6,135,431 1.0152 6,043,569 19 262 .020102172
A 6,169,259 0.9692 6,365,311 16 138 .019035814
A 6,097,193 1.1605 5,253,936 15 72 .014634057
D3 4,572,623 1.0329 4,426,976 14 923 .015363849
F1 4,355,451 0.7707 5,651,292 16 31 .603594574
Random Totals: 33,477,997   33,869,513 96 1,794  
Catg J Exception Values: 2,725,630   2,716,141      
Catg D1 Exception Values: 7,152,240   7,039,643      
Total Test Values (4): 43,355,867   43,625,297      

Margin of Error

Margin of Error Percent: 5.0000003
Margin of Error Value: 2,181,265

Confidence Interval Values (5)

State Lower Limit: 41,444,032 (State Test Value minus Margin of Error Percent)
Local Test Value: 43,355,867 (Within Confidence Interval)
State Upper Limit: 45,806,562 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 47,239,246 (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