taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
109/Hill
109-910/Mount Calm ISD

Category Summary

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

Stratum
Variance
A 2,116,190 0.8928 2,370,284 9 69 .008425214
A 2,091,110 0.9730 2,149,137 8 42 .065326896
A 2,442,530 0.8626 2,831,591 8 34 .016388025
A 2,257,370 0.9889 2,282,708 6 16 .007653875
E 11,607,260 1.0511 11,042,965 17 177 .049246235
Random Totals: 20,514,460   20,676,685 48 338  
Catg J Exception Values: 744,364   790,552      
Catg D1 Exception Values: 1,954,381   1,868,643      
Total Test Values (4): 23,213,205   23,335,880      

Margin of Error

Margin of Error Percent: 5.2605944
Margin of Error Value: 1,227,606

Confidence Interval Values (5)

State Lower Limit: 22,108,274 (State Test Value minus Margin of Error Percent)
Local Test Value: 23,213,205 (Within Confidence Interval)
State Upper Limit: 24,563,486 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 23,521,439 (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