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Trinity County
2019 Confidence Interval Detail
Trinity County
228-901/Groveton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 26,799,188 | 0.9811 | 27,315,450 | 20 | 773 | 0.216191174 |
| A | 28,082,279 | 0.9227 | 30,434,896 | 19 | 410 | 0.051886531 |
| A | 30,585,794 | 0.8434 | 36,264,873 | 19 | 283 | 0.097913288 |
| A | 31,947,754 | 0.9863 | 32,391,518 | 18 | 127 | 0.006275219 |
| C1 | 4,043,283 | 1.3156 | 3,073,338 | 19 | 1320 | 0.080282468 |
| C1 | 4,350,641 | 1.0171 | 4,277,496 | 17 | 800 | 0.216852569 |
| C1 | 4,507,576 | 1.0689 | 4,217,023 | 17 | 459 | 0.104724670 |
| C1 | 4,618,219 | 1.3919 | 3,317,924 | 15 | 119 | 0.817736868 |
| E | 92,945,223 | 0.9599 | 96,828,027 | 25 | 1114 | 0.018222511 |
| Random Totals: | 227,879,957 | 238,120,545 | 169 | 5,405 | ||
| CATG D1 EXCEPTION VALUES: | 39,796,722 | 36,944,032 | ||||
| CATG J EXCEPTION VALUES: | 21,367,380 | 26,297,418 | ||||
| Total Test Values(2) | 289,044,059 | 301,361,995 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 15,068,100 |
Confidence Interval Values(5)
| Local Test Value: | 289,044,059 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 286,293,895 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 316,430,095 | (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