taxes Property Tax Assistance

2017 Confidence Interval Detail

023/Briscoe
023-902/Silverton ISD

Category Summary

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

Stratum
Variance
A 2,540,420 1.0557 2,406,384 7 155 .213157759
A 2,380,440 0.8550 2,784,140 7 68 .173635655
A 3,103,980 0.8247 3,763,769 8 57 .056023232
A 2,814,590 0.9970 2,823,059 7 31 .028193262
Random Totals: 10,839,430   11,777,352 29 311  
Catg J Exception Values: 616,140   932,027      
Catg D1 Exception Values: 30,229,024   23,479,422      
Total Test Values (4): 41,684,594   36,188,801      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,809,440

Confidence Interval Values (5)

State Lower Limit: 34,379,361 (State Test Value minus Margin of Error Percent)
State Upper Limit: 37,998,241 (State Test Value plus Margin of Error Percent)
Local Test Value: 41,684,594 (Outside Confidence Interval)
Value Assigned (6): 144,911,720 (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