taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
133/Kerr
130-902/Comfort ISD

Category Summary

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

Stratum
Variance
A 4,840,660 0.8352 5,795,809 9 79 .233753095
A 4,778,214 0.8778 5,443,397 9 38 .034697307
A 4,727,940 0.9107 5,191,545 7 23 .027394236
A 4,957,033 1.1185 4,431,858 4 7 .035167473
E 138,385,876 0.9519 145,378,586 15 669 .023434212
Random Totals: 157,689,723   166,241,195 44 816  
Catg D1 Exception Values: 4,706,477   4,755,131      
Total Test Values (4): 162,396,200   170,996,326      

Margin of Error

Margin of Error Percent: 6.8154611
Margin of Error Value: 11,654,188

Confidence Interval Values (5)

State Lower Limit: 159,342,138 (State Test Value minus Margin of Error Percent)
Local Test Value: 162,396,200 (Within Confidence Interval)
State Upper Limit: 182,650,514 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 164,567,873 (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