taxes Property Tax Assistance

2017 Confidence Interval Detail

140/Lamb
140-908/Sudan ISD

Category Summary

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

Stratum
Variance
A 3,727,570 0.8719 4,275,227 7 171 .015019370
A 3,486,680 0.8663 4,024,795 7 72 .008799097
A 3,813,540 0.9900 3,852,061 7 53 .006180009
A 4,519,970 1.0341 4,370,922 7 32 .042217014
Random Totals: 15,547,760   16,523,005 28 328  
Catg J Exception Values: 311,511,880   369,716,256      
Catg D1 Exception Values: 13,739,040   11,559,705      
Total Test Values (4): 340,798,680   397,798,966      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 19,889,948

Confidence Interval Values (5)

Local Test Value: 340,798,680 (Outside Confidence Interval)
State Lower Limit: 377,909,018 (State Test Value minus Margin of Error Percent)
State Upper Limit: 417,688,914 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 479,380,916 (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