Filing Deadline Extended
Quick Start for:

2006 Confidence Interval Detail
049/Cooke
049-906/Era ISD

Category Summary

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

Stratum
Variance
A 4,657,112 1.0147 4,589,644 8 103 .034682511
A 4,639,922 1.0285 4,511,349 8 61 .009788926
A 4,700,918 1.0469 4,490,322 9 39 .008638337
A 4,532,475 1.0392 4,361,504 7 21 .015623887
D3 53,095,277 0.9269 57,282,638 26 2,261 .113496527
G1 9,171,560 1.0322 8,885,449 11 39 .014494218
Random Totals: 80,797,264   84,120,906 69 2,524  
Catg D1 Exception Values: 8,845,922   8,835,966      
Total Test Values (4): 89,643,186   92,956,872      

Margin of Error

Margin of Error Percent: 8.1397446
Margin of Error Value: 7,566,452

Confidence Interval Values (5)

State Lower Limit: 85,390,420 (State Test Value minus Margin of Error Percent)
Local Test Value: 89,643,186 (Within Confidence Interval)
State Upper Limit: 100,523,324 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 80,050,866 (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