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Trinity County
2019 Confidence Interval Detail
Trinity County
228-904/Centerville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,054,861 | 0.9613 | 2,137,586 | 10 | 46 | 0.094672738 |
| A | 2,249,552 | 0.9466 | 2,376,455 | 10 | 28 | 0.007946683 |
| A | 1,848,831 | 1.0248 | 1,804,090 | 8 | 16 | 0.010969321 |
| A | 2,187,340 | 1.0673 | 2,049,414 | 7 | 12 | 0.016834922 |
| E | 22,464,409 | 0.9700 | 23,159,185 | 26 | 331 | 0.034385327 |
| Random Totals: | 30,804,993 | 31,526,730 | 61 | 433 | ||
| CATG D1 EXCEPTION VALUES: | 8,919,305 | 7,988,205 | ||||
| Total Test Values(1) | 39,724,298 | 39,514,935 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,975,747 |
Confidence Interval Values(5)
| Local Test Value: | 39,724,298 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 37,539,188 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 41,490,682 | (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