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Trinity County
2023 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 | 2,511,321 | 0.7822 | 3,210,587 | 12 | 37 | 0.023421186 |
| A | 3,136,003 | 0.8148 | 3,848,801 | 12 | 28 | 0.027648928 |
| A | 2,487,773 | 0.8838 | 2,814,860 | 9 | 16 | 0.007516069 |
| A | 3,541,089 | 1.0011 | 3,537,198 | 7 | 15 | 0.043311217 |
| E | 36,696,554 | 1.0379 | 35,356,541 | 20 | 385 | 0.041359061 |
| Random Totals: | 48,372,740 | 48,767,987 | 60 | 481 | ||
| CATG D1 EXCEPTION VALUES: | 8,129,028 | 7,035,245 | ||||
| Total Test Values | 56,501,768 | 55,803,232 |
Margin of Error
| Margin of Error Percent: | 5.6985258 |
|---|---|
| Margin of Error Value: | 3,179,962 |
Confidence Interval Values(5)
| Local Test Value: | 56,501,768 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 52,623,270 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 58,983,194 | (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