taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
112/Hopkins
112-907/Miller Grove ISD

Category Summary

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

Stratum
Variance
A 2,615,210 0.9835 2,659,085 8 53 .003513189
A 2,473,810 0.8850 2,795,266 8 33 .042776630
A 2,581,220 0.9540 2,705,681 7 26 .005008289
A 2,535,480 0.9768 2,595,700 6 17 .007818824
D3 38,202,540 0.9325 40,967,871 15 1,430 .039779496
Random Totals: 48,408,260   51,723,603 44 1,559  
Catg D1 Exception Values: 3,893,120   2,859,908      
Total Test Values (4): 52,301,380   54,583,511      

Margin of Error

Margin of Error Percent: 7.8050622
Margin of Error Value: 4,260,277

Confidence Interval Values (5)

State Lower Limit: 50,323,234 (State Test Value minus Margin of Error Percent)
Local Test Value: 52,301,380 (Within Confidence Interval)
State Upper Limit: 58,843,788 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 47,051,444 (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