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Shelby County
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