taxes Property Tax Assistance

2016 Confidence Interval Detail

213/Somervell
213-901/Glen Rose ISD

Category Summary

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

Stratum
Variance
A 68,000,620 0.8857 76,776,132 11 716 .009440044
A 72,923,090 0.9065 80,444,666 12 425 .006468795
A 73,460,810 0.9354 78,534,114 16 308 .004421693
A 75,890,230 0.9659 78,569,448 13 219 .004275376
E 211,904,230 1.0688 198,263,688 14 1,316 .034613002
F1 15,285,250 0.9707 15,746,626 9 108 .017286782
F1 14,204,270 0.8988 15,803,594 8 46 .055419969
F1 15,061,530 0.9166 16,431,955 6 22 .040597102
F1 13,117,260 0.8755 14,982,593 5 7 .040542389
L1 4,153,370 0.9865 4,210,208 9 79 .046341716
L1 5,611,220 0.9693 5,788,940 7 30 .016786023
L1 4,549,430 0.9902 4,594,456 5 10 .009301906
Random Totals: 574,161,310   590,146,420 115 3,286  
Catg J Exception Values: 38,200,606   41,695,221      
Catg D1 Exception Values: 5,682,160   5,784,715      
Catg L1 Exception Values: 25,109,260   30,306,500      
Total Test Values (4): 643,153,336   667,932,856      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,396,642

Confidence Interval Values (5)

State Lower Limit: 634,536,214 (State Test Value minus Margin of Error Percent)
Local Test Value: 643,153,336 (Within Confidence Interval)
State Upper Limit: 701,329,498 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,669,005,835 (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