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226/Tom Green
2017 Confidence Interval Detail
226/Tom Green
226-901/Christoval ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 35,494,520 | 0.8803 | 40,320,936 | 15 | 327 | .018286347 |
| A | 36,357,410 | 0.9800 | 37,099,398 | 17 | 173 | .026360214 |
| A | 34,351,720 | 1.0180 | 33,744,322 | 15 | 127 | .008570267 |
| A | 36,163,180 | 0.9668 | 37,405,027 | 17 | 96 | .029000429 |
| E | 51,868,590 | 0.8283 | 62,620,536 | 21 | 409 | .235098789 |
| Random Totals: | 194,235,420 | 211,190,219 | 85 | 1,132 | ||
| Catg D1 Exception Values: | 12,784,810 | 8,989,187 | ||||
| Total Test Values (4): | 207,020,230 | 220,179,406 |
Margin of Error
| Margin of Error Percent: | 6.2616960 |
|---|---|
| Margin of Error Value: | 13,786,965 |
Confidence Interval Values (5)
| State Lower Limit: | 206,392,441 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 207,020,230 | (Within Confidence Interval) |
| State Upper Limit: | 233,966,371 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 240,049,255 | (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