taxes Property Tax Assistance

2021 Confidence Interval Detail

Mills County
167-901/Goldthwaite ISD

Category Summary

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

Stratum
Variance
A 18,960,010 0.7395 25,638,959 15 351 0.078528789
A 18,525,580 0.9062 20,443,147 15 192 0.100557589
A 19,100,710 0.9921 19,252,807 16 138 0.026557675
A 28,234,630 0.9704 29,095,868 16 123 0.026627581
E 110,487,973 0.9583 115,295,808 24 1,062 0.044975016
F1 5,746,100 0.9278 6,193,253 9 77 0.026716867
F1 6,177,780 0.9392 6,577,704 9 33 0.017815630
F1 4,726,980 0.9362 5,049,113 6 11 0.008284691
F1 7,274,880 0.9554 7,614,486 5 10 0.014882142
Random Totals: 219,234,643 235,161,145 115 1,997
CATG D1 EXCEPTION VALUES: 36,194,171 33,207,708
CATG J EXCEPTION VALUES: 432,430 401,311
Total Test Values 255,861,244 268,770,164

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 13,438,508

Confidence Interval Values(5)

Local Test Value: 255,861,244 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 255,331,656 (State Test Value minus Margin of Error Percent)
State Upper Limit: 282,208,672 (State Test Value plus Margin of Error Percent)

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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values