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Shelby County
2023 Confidence Interval Detail
Shelby County
210-905/Timpson ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,455,082 | 0.5788 | 16,335,663 | 12 | 279 | 0.145520929 |
| A | 11,625,990 | 0.8076 | 14,395,728 | 12 | 164 | 0.071548306 |
| A | 13,872,702 | 0.8346 | 16,621,977 | 12 | 120 | 0.074773296 |
| A | 12,132,200 | 0.8619 | 14,076,111 | 12 | 62 | 0.049325846 |
| D2 | 13,395,141 | 0.4915 | 27,253,593 | 10 | 203 | 0.137093371 |
| E | 79,345,172 | 0.8536 | 92,953,575 | 20 | 961 | 0.056204183 |
| Random Totals: | 139,826,287 | 181,636,647 | 78 | 1,789 | ||
| CATG D1 EXCEPTION VALUES: | 15,104,862 | 10,845,327 | ||||
| CATG J EXCEPTION VALUES: | 11,113,560 | 11,647,588 | ||||
| Total Test Values | 166,044,709 | 204,129,562 |
Margin of Error
| Margin of Error Percent: | 6.1583789 |
|---|---|
| Margin of Error Value: | 12,571,072 |
Confidence Interval Values(5)
| Local Test Value: | 166,044,709 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 191,558,490 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 216,700,634 | (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