taxes Property Tax Assistance

2020 Confidence Interval Detail

Jim Wells County
125-901/Alice ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 100,540,208 0.7989 125,848,301 26 2,381 0.167320114
A 103,060,992 0.8513 121,063,071 25 1,361 0.104698340
A 103,598,041 0.9506 108,981,739 22 819 0.029038908
A 104,088,209 1.0128 102,772,718 18 505 0.036757854
E 228,674,403 0.8182 279,484,726 29 3,020 0.213395539
F1 38,191,460 0.7792 49,013,681 12 338 0.065310801
F1 39,875,417 0.8386 47,549,984 10 103 0.039172547
F1 38,249,768 0.6886 55,547,151 9 38 0.257050593
F1 35,753,593 0.7579 47,174,552 5 8 0.067685625
L1 18,084,196 1.0043 18,006,767 13 344 0.001627647
L1 19,746,177 1.0281 19,206,475 9 94 0.001002138
L1 17,153,059 0.9856 17,403,672 8 26 0.000837122
L1 18,758,088 1.0017 18,726,253 4 5 0.003645998
Random Totals: 865,773,611 1,010,779,090 190 9,042
CATG D1 EXCEPTION VALUES: 21,394,940 19,010,538
CATG J EXCEPTION VALUES: 6,066,460 6,874,909
Total Test Values 893,235,011 1,036,664,537

Margin of Error

Margin of Error Percent: 5.5628587
Margin of Error Value: 57,668,183

Confidence Interval Values(5)

Local Test Value: 893,235,011 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 978,996,354 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,094,332,720 (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