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Shelby County
2019 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 | 4,541,980 | 0.7400 | 6,137,811 | 10 | 163 | 0.031623552 |
| A | 4,952,090 | 0.8095 | 6,117,468 | 10 | 90 | 0.036364007 |
| A | 5,651,840 | 0.8534 | 6,622,733 | 10 | 63 | 0.039330906 |
| A | 5,457,680 | 0.9091 | 6,003,388 | 9 | 34 | 0.026974459 |
| E | 23,458,189 | 0.8984 | 26,111,074 | 20 | 356 | 0.028903748 |
| F1 | 1,462,490 | 0.5892 | 2,482,162 | 8 | 46 | 0.125941981 |
| F1 | 1,405,990 | 0.9078 | 1,548,788 | 7 | 20 | 0.052689827 |
| F1 | 1,418,250 | 0.9181 | 1,544,766 | 4 | 9 | 0.010684201 |
| F1 | 1,678,520 | 0.9222 | 1,820,126 | 3 | 6 | 0.036980741 |
| Random Totals: | 50,027,029 | 58,388,316 | 81 | 787 | ||
| CATG D1 EXCEPTION VALUES: | 5,765,344 | 5,483,507 | ||||
| CATG J EXCEPTION VALUES: | 8,050,110 | 8,224,989 | ||||
| Total Test Values(2) | 63,842,483 | 72,096,812 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,604,841 |
Confidence Interval Values(5)
| Local Test Value: | 63,842,483 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 68,491,971 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 75,701,653 | (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