taxes Property Tax Assistance

2018 Confidence Interval Detail

158/Matagorda
158-904/Matagorda ISD

Category Summary

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

Stratum
Variance
A 53,530,794 0.8511 62,896,010 8 461 0.036847614
A 55,890,946 0.9679 57,744,546 7 268 0.132717155
A 54,497,520 0.9800 55,609,714 7 187 0.024516726
A 61,384,098 1.0985 55,879,925 7 136 0.031883747
C1 6,211,471 0.8945 6,944,070 7 261 0.052099326
C1 7,337,480 1.0308 7,118,238 7 112 0.051213982
C1 5,903,650 1.0277 5,744,527 8 54 0.029480997
C1 6,433,020 1.0190 6,313,072 6 37 0.033925112
F1 8,522,460 0.8264 9,175,775 8 53 0.022651824
F1 7,702,260 0.7412 10,990,668 4 10 0.000000000
Random Totals: 267,413,699 278,416,545 69 1,579
CATG D1 EXCEPTION VALUES: 2,657,517 2,150,917
Total Test Values(1) 270,071,216 280,567,462

Margin of Error

Margin of Error Percent: 7.2776055
Margin of Error Value: 20,418,593

Confidence Interval Values(5)

Local Test Value: 270,071,216 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 260,148,869 (State Test Value minus Margin of Error Percent)
State Upper Limit: 300,986,055 (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