taxes Property Tax Assistance

2024 Confidence Interval Detail

Shelby County
210-905/Timpson ISD

Category Summary

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

Stratum
Variance
A 2 11,417,853 0.7216 15,822,967 13 296 0.350615993
A 3 11,497,300 0.9241 12,441,619 12 142 0.041793391
A 4 14,959,715 0.8151 18,353,227 12 121 0.101737900
A 5 19,901,950 0.8989 22,140,338 12 93 0.065990574
D2 0 19,829,902 0.7457 26,592,332 14 227 0.151744793
E 0 95,854,299 0.8775 109,235,668 20 1,060 0.154458882
Random Totals: 173,461,019 204,586,151 83 1,939
CATG D1 EXCEPTION VALUES: 15,259,192 11,003,022
CATG J EXCEPTION VALUES: 11,433,777 11,997,784
Total Test Values 200,153,988 227,586,957

Margin of Error

Margin of Error Percent: 9.1491036
Margin of Error Value: 20,822,166

Confidence Interval Values(5)

Local Test Value: 200,153,988 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 206,764,791 (State Test Value minus Margin of Error Percent)
State Upper Limit: 248,409,123 (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