taxes Property Tax Assistance

2017 Confidence Interval Detail

074/Fannin
074-917/Sam Rayburn ISD

Category Summary

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

Stratum
Variance
A 10,043,840 0.9200 10,917,217 15 210 .038824188
A 10,476,230 0.9471 11,061,377 13 122 .005920427
A 12,471,655 0.9544 13,067,535 16 96 .019056687
A 12,136,220 1.0414 11,653,755 12 54 .003908401
E 77,442,558 0.9461 81,854,516 19 866 .037125246
Random Totals: 122,570,503   128,554,400 75 1,348  
Catg D1 Exception Values: 7,868,976   8,326,281      
Total Test Values (4): 130,439,479   136,880,681      

Margin of Error

Margin of Error Percent: 5.3111213
Margin of Error Value: 7,269,899

Confidence Interval Values (5)

State Lower Limit: 129,610,782 (State Test Value minus Margin of Error Percent)
Local Test Value: 130,439,479 (Within Confidence Interval)
State Upper Limit: 144,150,580 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 107,914,793 (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