taxes Property Tax Assistance

2016 Confidence Interval Detail

211/Sherman
211-902/Stratford ISD

Category Summary

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

Stratum
Variance
A 10,553,220 0.8749 12,062,201 8 263 .020900814
A 10,917,000 0.9324 11,708,494 9 157 .003720153
A 11,132,820 0.9207 12,091,691 9 111 .036113474
A 11,185,630 0.9633 11,611,782 9 63 .059870786
G1 12,109,560 0.9796 12,361,739 9 143 .054050288
G1 12,233,580 0.9817 12,461,628 9 66 .112130005
G1 12,008,540 1.0396 11,551,116 8 40 .003933706
G1 12,052,030 1.0505 11,472,661 7 20 .013914723
Random Totals: 92,192,380   95,321,312 68 863  
Catg J Exception Values: 18,193,480   17,446,840      
Catg D1 Exception Values: 104,204,330   120,804,587      
Total Test Values (4): 214,590,190   233,572,739      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 11,678,636

Confidence Interval Values (5)

Local Test Value: 214,590,190 (Outside Confidence Interval)
State Lower Limit: 221,894,103 (State Test Value minus Margin of Error Percent)
State Upper Limit: 245,251,375 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 342,002,003 (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