taxes Property Tax Assistance

2021 Confidence Interval Detail

Shelby County
210-902/Joaquin ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 11,429,590 0.8006 14,276,280 19 319 0.135555876
A 13,115,110 0.8441 15,537,389 20 191 0.102484407
A 12,694,342 0.9601 13,221,896 18 111 0.028097754
A 12,581,130 0.8484 14,829,243 20 57 0.058437842
E 51,855,980 0.8334 62,222,198 26 728 0.070166767
F1 3,171,092 0.8990 3,527,355 9 60 0.082798655
F1 2,943,220 0.9735 3,023,338 7 20 0.011074175
F1 4,111,820 0.9609 4,279,134 5 12 0.003600083
Random Totals: 111,902,284 130,916,833 124 1,498
CATG D1 EXCEPTION VALUES: 7,056,369 6,080,857
CATG F1 EXCEPTION VALUES: 2,876,780 3,042,703
CATG J EXCEPTION VALUES: 6,758,800 7,034,299
Total Test Values 128,594,233 147,074,692

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,353,735

Confidence Interval Values(5)

Local Test Value: 128,594,233 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 139,720,957 (State Test Value minus Margin of Error Percent)
State Upper Limit: 154,428,427 (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