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024/Brooks
2018 Confidence Interval Detail
024/Brooks
024-901/Brooks County ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 21,228,920 | 0.9224 | 23,014,874 | 16 | 724 | .023600538 |
| A | 21,238,875 | 0.9685 | 21,929,659 | 15 | 400 | .007559488 |
| A | 22,205,751 | 0.9669 | 22,965,923 | 15 | 257 | .020284288 |
| A | 21,004,520 | 1.0048 | 20,904,180 | 16 | 130 | .020094953 |
| E | 65,166,650 | 0.9939 | 65,566,606 | 22 | 1,488 | .133327714 |
| F1 | 7,455,126 | 0.9456 | 7,884,016 | 15 | 116 | .075847129 |
| F1 | 7,816,273 | 1.0348 | 7,553,414 | 14 | 31 | .026913021 |
| F1 | 7,654,320 | 0.9383 | 8,157,647 | 9 | 11 | .034119955 |
| F1 | 6,735,523 | 0.8096 | 8,319,569 | 3 | 4 | .125946452 |
| G1 | 38,020,369 | 1.0291 | 36,945,262 | 15 | 104 | .001984121 |
| G1 | 37,657,170 | 1.0261 | 36,699,318 | 14 | 32 | .000633590 |
| G1 | 39,135,949 | 0.9875 | 39,631,341 | 10 | 16 | .002685656 |
| G1 | 35,869,434 | 1.0006 | 35,847,925 | 5 | 6 | .000045484 |
| Random Totals: | 331,188,880 | 335,419,734 | 169 | 3,319 | ||
| Catg J Exception Values: | 11,871,391 | 12,421,614 | ||||
| Catg D1 Exception Values: | 64,487,049 | 69,274,928 | ||||
| Total Test Values (4): | 407,547,320 | 417,116,276 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 20,855,813 |
Confidence Interval Values (5)
| State Lower Limit: | 396,260,463 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 407,547,320 | (Within Confidence Interval) |
| State Upper Limit: | 437,972,089 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 548,035,378 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories