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Shelby County
2021 Confidence Interval Detail
Shelby County
210-904/Tenaha ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,750,549 | 0.9033 | 5,259,104 | 16 | 160 | 0.184794740 |
| A | 6,275,820 | 0.9726 | 6,452,622 | 15 | 106 | 0.071301651 |
| A | 5,343,880 | 0.9146 | 5,842,860 | 17 | 56 | 0.040201665 |
| A | 6,069,680 | 1.0614 | 5,718,560 | 17 | 36 | 0.035503848 |
| E | 26,244,314 | 0.8385 | 31,299,122 | 23 | 377 | 0.132147397 |
| F1 | 992,020 | 0.8999 | 1,102,367 | 9 | 26 | 0.014218239 |
| F1 | 1,608,640 | 0.9411 | 1,709,319 | 7 | 19 | 0.007174422 |
| F1 | 2,595,920 | 0.9246 | 2,807,614 | 3 | 8 | 0.000068325 |
| Random Totals: | 53,880,823 | 60,191,568 | 107 | 788 | ||
| CATG D1 EXCEPTION VALUES: | 5,907,095 | 5,310,065 | ||||
| CATG F1 EXCEPTION VALUES: | 961,780 | 929,440 | ||||
| CATG J EXCEPTION VALUES: | 9,115,340 | 9,546,505 | ||||
| Total Test Values | 69,865,038 | 75,977,578 |
Margin of Error
| Margin of Error Percent: | 6.2968562 |
|---|---|
| Margin of Error Value: | 4,784,199 |
Confidence Interval Values(5)
| Local Test Value: | 69,865,038 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 71,193,379 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 80,761,777 | (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