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Shelby County
2025 Confidence Interval Detail
Shelby County
210-903/Shelbyville 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 | 11,279,588 | 0.7151 | 15,773,441 | 10 | 251 | 1,042,244,967 |
| A | 3 | 14,687,830 | 0.9228 | 15,916,591 | 10 | 150 | 475,961,798 |
| A | 4 | 10,964,520 | 1.1709 | 9,364,181 | 9 | 74 | 924,791,881 |
| A | 5 | 15,184,590 | 0.9136 | 16,620,611 | 9 | 62 | 11,494,876,284 |
| E | 0 | 114,192,696 | 0.8522 | 133,997,531 | 20 | 1,130 | 37,293,278,389 |
| G1 | 2 | 132,338,705 | 0.9990 | 132,471,176 | 9 | 41 | 19,281,510,977,957 |
| Random Totals: | 298,647,929 | 324,143,531 | 67 | 1,708 | |||
| CATG D1 EXCEPTION VALUES: | 14,138,464 | 11,336,427 | |||||
| CATG J EXCEPTION VALUES: | 2,682,370 | 2,721,116 | |||||
| Total Test Values | 315,468,763 | 338,201,074 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 16,910,054 |
Confidence Interval Values(5)
| Local Test Value: | 315,468,763 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 321,291,020 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 355,111,128 | (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