taxes Property Tax Assistance

2023 Confidence Interval Detail

Mitchell County
168-903/Westbrook ISD

Category Summary

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

Stratum
Variance
A 9,991,326 0.7781 12,840,671 14 231 0.181705050
A 8,727,493 0.9449 9,236,420 12 110 0.037171922
A 10,299,904 0.9308 11,065,647 15 83 0.026205018
A 11,058,344 1.0288 10,748,779 14 50 0.014605991
E 30,079,360 0.9113 33,007,089 21 280 0.050053196
G1 65,701,304 0.9904 66,338,150 7 19 0.000227196
Random Totals: 135,857,731 143,236,756 83 773
CATG D1 EXCEPTION VALUES: 11,366,758 10,672,488
CATG G1 EXCEPTION VALUES: 111,243,340 111,138,017
CATG J EXCEPTION VALUES: 47,683,022 44,879,191
Total Test Values 306,150,851 309,926,452

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 15,496,323

Confidence Interval Values(5)

Local Test Value: 306,150,851 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 294,430,129 (State Test Value minus Margin of Error Percent)
State Upper Limit: 325,422,775 (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