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Brewster County
2024 Confidence Interval Detail
Brewster County
022-902/Marathon ISD
Category Summary
| (1) Category |
(1) Stratum Number |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|---|
| A | 2 | 8,975,382 | 0.8453 | 10,617,984 | 14 | 111 | 0.363445116 |
| A | 3 | 9,788,788 | 1.1653 | 8,400,230 | 12 | 68 | 0.032099428 |
| A | 4 | 12,248,686 | 1.1871 | 10,318,159 | 12 | 61 | 0.019992837 |
| A | 5 | 12,279,667 | 1.1061 | 11,101,769 | 13 | 34 | 0.158576982 |
| E | 0 | 25,721,108 | 0.8733 | 29,452,775 | 20 | 552 | 0.335996999 |
| F1 | 2 | 5,881,133 | 0.9988 | 5,888,199 | 12 | 32 | 0.011627975 |
| Random Totals: | 74,894,764 | 75,779,116 | 83 | 858 | |||
| CATG D1 EXCEPTION VALUES: | 16,626,979 | 17,510,362 | |||||
| CATG F1 EXCEPTION VALUES: | 4,130,878 | 8,282,464 | |||||
| CATG J EXCEPTION VALUES: | 49,135,218 | 51,537,478 | |||||
| Total Test Values | 144,787,839 | 153,109,420 |
Margin of Error
| Margin of Error Percent: | 5.4914162 |
|---|---|
| Margin of Error Value: | 8,407,875 |
Confidence Interval Values(5)
| Local Test Value: | 144,787,839 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 144,701,545 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 161,517,295 | (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