taxes School and Appraisal Districts Property Value Study 2011 Report

School and Appraisal Districts Property Value Study 2011 Report

2011 Confidence Interval Detail
115/Hudspeth
115-903/Dell City ISD

Category Summary

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

Stratum
Variance
A 1,087,871 1.0285 1,057,726 8 79 .013875247
A 865,836 1.0031 863,160 7 36 .052125142
A 1,384,501 1.0492 1,319,578 17 39 .034580938
A 998,954 0.9979 1,001,056 8 14 .033952730
C 2,035,365 0.9226 2,206,119 12 2,721 .068444955
C 1,419,379 0.9999 1,419,521 10 751 .016449855
C 2,150,059 1.0048 2,139,788 14 712 .051901154
C 2,001,401 1.0671 1,875,551 13 275 .036977954
D3 20,961,039 0.9420 22,251,634 17 3,155 .142450008
Random Totals: 32,904,405   34,134,133 106 7,782  
Catg J Exception Values: 4,258,441   4,832,048      
Catg D1 Exception Values: 9,721,615   14,048,881      
Total Test Values (4): 46,884,461   53,015,062      

Margin of Error

Margin of Error Percent: 7.6676134
Margin of Error Value: 4,064,990

Confidence Interval Values (5)

Local Test Value: 46,884,461 (Outside Confidence Interval)
State Lower Limit: 48,950,072 (State Test Value minus Margin of Error Percent)
State Upper Limit: 57,080,052 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 58,209,937 (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