taxes Property Tax Assistance

2018 Confidence Interval Detail

125/Jim Wells
125-903/Orange Grove ISD

Category Summary

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

Stratum
Variance
A 13,136,622 0.7716 17,025,171 17 264 .045644805
A 11,459,796 0.7413 15,459,053 15 112 .111513636
A 17,068,336 0.7735 22,066,368 18 106 .073508133
A 16,532,837 0.8006 20,650,558 14 58 .034307461
E 219,143,190 0.9059 241,906,601 64 4,064 .027321414
Random Totals: 277,340,781   317,107,751 128 4,604  
Catg J Exception Values: 1,013,300   1,081,982      
Catg D1 Exception Values: 14,205,816   13,889,909      
Total Test Values (4): 292,559,897   332,079,642      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 16,603,982

Confidence Interval Values (5)

Local Test Value: 292,559,897 (Outside Confidence Interval)
State Lower Limit: 315,475,660 (State Test Value minus Margin of Error Percent)
State Upper Limit: 348,683,624 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 356,848,585 (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, D2, E, 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