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Shelby County
2021 Confidence Interval Detail
Shelby County
210-903/Shelbyville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,450,851 | 0.7671 | 8,409,400 | 11 | 216 | 0.264685729 |
| A | 7,706,349 | 0.9122 | 8,448,091 | 10 | 125 | 0.066271441 |
| A | 6,795,390 | 0.9488 | 7,162,089 | 11 | 72 | 0.047395477 |
| A | 7,437,000 | 1.0070 | 7,385,303 | 13 | 44 | 0.038755452 |
| E | 67,720,467 | 0.8544 | 79,260,846 | 31 | 1,025 | 0.080360951 |
| G1 | 22,494,090 | 0.9816 | 22,915,740 | 9 | 43 | 0.000559494 |
| G1 | 24,391,290 | 0.9628 | 25,333,704 | 4 | 5 | 0.000036129 |
| G1 | 21,605,845 | 0.9760 | 22,137,425 | 3 | 3 | 0.000031722 |
| G1 | 20,911,056 | 0.9704 | 21,549,450 | 2 | 2 | 0.000446359 |
| Random Totals: | 185,512,338 | 202,602,048 | 94 | 1,535 | ||
| CATG D1 EXCEPTION VALUES: | 16,873,428 | 15,160,005 | ||||
| CATG J EXCEPTION VALUES: | 834,590 | 927,660 | ||||
| Total Test Values | 203,220,356 | 218,689,713 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 10,934,486 |
Confidence Interval Values(5)
| Local Test Value: | 203,220,356 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 207,755,227 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 229,624,199 | (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