taxes Property Tax Assistance

2016 Confidence Interval Detail

174/Nacogdoches
174-909/Martinsville ISD

Category Summary

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

Stratum
Variance
A 4,132,270 0.9447 4,374,161 9 79 .057417191
A 3,646,270 0.9468 3,851,151 11 40 .019542748
A 3,960,090 1.0142 3,904,644 10 31 .007939197
A 4,039,110 1.0846 3,724,055 9 19 .008284381
E 25,846,850 0.9918 26,060,546 15 317 .014873616
G1 1,332,010 0.9782 1,361,695 8 31 .016412293
G1 1,223,350 1.0093 1,212,078 5 10 .105855416
G1 1,362,670 1.0010 1,361,309 4 6 .014039614
G1 1,183,520 1.0371 1,141,182 2 3 .000379080
Random Totals: 46,726,140   46,990,821 73 536  
Catg J Exception Values: 457,790   452,301      
Catg D1 Exception Values: 5,572,130   5,173,082      
Catg G1 Exception Values: 2,123,030   2,068,589      
Total Test Values (4): 54,879,090   54,684,793      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,734,239

Confidence Interval Values (5)

State Lower Limit: 51,950,554 (State Test Value minus Margin of Error Percent)
Local Test Value: 54,879,090 (Within Confidence Interval)
State Upper Limit: 57,419,032 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 68,435,274 (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