taxes Property Tax Assistance

2020 Confidence Interval Detail

Austin County
008-902/Sealy ISD

Category Summary

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

Stratum
Variance
A 158,521,485 0.8735 181,478,517 22 1,281 0.036084023
A 162,395,386 0.9374 173,240,224 17 808 0.005631529
A 164,643,720 0.9932 165,770,963 21 577 0.004192002
A 239,848,756 0.9987 240,160,965 15 445 0.003430911
E 224,258,031 1.0232 219,173,212 23 1,375 0.018359664
F1 31,198,061 0.9677 32,239,393 15 146 0.032741441
F1 36,763,903 0.9756 37,683,377 15 68 0.027613430
F1 37,949,686 0.9742 38,954,718 12 32 0.023335454
F1 43,283,711 1.0505 41,202,961 7 14 0.004569249
Random Totals: 1,098,862,739 1,129,904,330 147 4,746
CATG D1 EXCEPTION VALUES: 10,281,361 10,259,798
CATG J EXCEPTION VALUES: 30,556,330 52,557,634
Total Test Values 1,139,700,430 1,192,721,762

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 59,636,088

Confidence Interval Values(5)

Local Test Value: 1,139,700,430 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,133,085,674 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,252,357,850 (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