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081/Freestone
2018 Confidence Interval Detail
081/Freestone
081-905/Wortham ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,462,767 | 0.9451 | 4,722,005 | 16 | 140 | .007491370 |
| A | 5,461,512 | 0.9496 | 5,751,382 | 17 | 106 | .006270227 |
| A | 5,831,049 | 0.9451 | 6,169,769 | 17 | 78 | .004037820 |
| A | 5,595,793 | 0.9663 | 5,790,948 | 16 | 40 | .010164924 |
| E | 29,063,346 | 0.8989 | 32,332,124 | 21 | 487 | .021053978 |
| Random Totals: | 50,414,467 | 54,766,228 | 87 | 851 | ||
| Catg J Exception Values: | 22,969,030 | 25,663,509 | ||||
| Catg D1 Exception Values: | 4,114,063 | 4,013,476 | ||||
| Total Test Values (4): | 77,497,560 | 84,443,213 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,222,160 |
Confidence Interval Values (5)
| Local Test Value: | 77,497,560 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 80,221,053 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 88,665,373 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 130,553,389 | (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