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Jeff Davis County
2024 Confidence Interval Detail
Jeff Davis County
122-902/Valentine 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 | 4,943,546 | 1.2005 | 4,117,906 | 14 | 102 | 0.129218226 |
| A | 3 | 2,456,730 | 0.9559 | 2,570,070 | 12 | 20 | 0.080405217 |
| A | 4 | 2,211,020 | 0.9623 | 2,297,641 | 9 | 12 | 0.004189452 |
| A | 5 | 2,628,090 | 1.1143 | 2,358,512 | 5 | 7 | 0.035628980 |
| C1 | 2 | 1,996,200 | 1.3095 | 1,524,399 | 14 | 762 | 0.000000401 |
| C1 | 4 | 1,043,050 | 1.2085 | 863,095 | 12 | 288 | 0.014621345 |
| C1 | 5 | 9,645,740 | 1.0349 | 9,320,456 | 13 | 301 | 0.068062687 |
| E | 0 | 20,016,440 | 0.8512 | 23,515,555 | 19 | 283 | 0.015265077 |
| Random Totals: | 44,940,816 | 46,567,634 | 98 | 1,775 | |||
| CATG C1 EXCEPTION VALUES: | 34,390 | 27,776 | |||||
| CATG D1 EXCEPTION VALUES: | 8,038,590 | 5,833,817 | |||||
| CATG J EXCEPTION VALUES: | 28,809,653 | 30,226,869 | |||||
| Total Test Values | 81,823,449 | 82,656,096 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,132,805 |
Confidence Interval Values(5)
| Local Test Value: | 81,823,449 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 78,523,291 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 86,788,901 | (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