taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
107/Henderson
107-901/Athens ISD

Category Summary

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

Stratum
Variance
A 151,931,000 0.9459 160,620,573 13 2,299 .083691525
A 153,251,880 0.9899 154,815,517 14 1,199 .058916630
A 149,127,180 1.0080 147,943,631 12 686 .016348549
A 148,775,950 1.1563 128,665,528 10 301 .037019809
D3 222,419,110 0.8327 267,105,933 15 5,720 .252805807
F1 40,584,890 0.9628 42,152,981 10 312 .013758083
F1 40,684,690 0.9453 43,038,919 9 102 .009458338
F1 41,030,280 1.0218 40,154,903 8 38 .009145145
F1 41,635,160 0.9903 42,042,977 5 13 .002862614
L1 16,356,040 1.0850 15,074,691 10 278 .018445899
L1 16,576,630 1.0522 15,754,258 9 89 .011276775
L1 16,661,780 1.1820 14,096,261 8 36 .102155551
L1 17,362,670 1.1340 15,310,996 4 8 .050690275
Random Totals: 1,056,397,260   1,086,777,168 127 11,081  
Catg J Exception Values: 53,656,888   54,129,018      
Catg D1 Exception Values: 10,657,290   10,527,459      
Total Test Values (4): 1,120,711,438   1,151,433,645      

Margin of Error

Margin of Error Percent: 6.7981180
Margin of Error Value: 78,275,818

Confidence Interval Values (5)

State Lower Limit: 1,073,157,827 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,120,711,438 (Within Confidence Interval)
State Upper Limit: 1,229,709,463 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,156,399,992 (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