taxes Property Tax Assistance

2018 Confidence Interval Detail

174/Nacogdoches
174-903/Garrison ISD

Category Summary

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

Stratum
Variance
A 10,712,030 0.9110 11,758,540 14 216 .051602991
A 10,630,940 0.9372 11,343,299 14 117 .029944495
A 11,019,150 1.0017 11,000,449 13 84 .009313707
A 10,072,770 1.0527 9,568,510 13 42 .006862214
D2 8,582,650 0.9874 8,692,171 14 164 .110849997
E 33,993,210 0.9930 34,232,840 17 457 .010988247
Random Totals: 85,010,750   86,595,809 85 1,080  
Catg J Exception Values: 1,360,560   1,451,495      
Catg D1 Exception Values: 7,832,040   7,539,188      
Total Test Values (4): 94,203,350   95,586,492      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,779,324

Confidence Interval Values (5)

State Lower Limit: 90,807,168 (State Test Value minus Margin of Error Percent)
Local Test Value: 94,203,350 (Within Confidence Interval)
State Upper Limit: 100,365,816 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 132,792,766 (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