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081/Freestone
2017 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 | 5,213,947 | 0.8552 | 6,096,757 | 9 | 160 | .068394605 |
| A | 5,027,515 | 0.8326 | 6,038,332 | 9 | 96 | .091925646 |
| A | 4,607,704 | 0.8645 | 5,329,906 | 9 | 63 | .012165042 |
| A | 5,127,931 | 0.9829 | 5,217,144 | 8 | 38 | .035897823 |
| E | 24,980,448 | 0.8652 | 28,872,455 | 20 | 501 | .014190987 |
| Random Totals: | 44,957,545 | 51,554,594 | 55 | 858 | ||
| Catg J Exception Values: | 6,802,290 | 14,308,750 | ||||
| Catg D1 Exception Values: | 4,077,742 | 4,117,833 | ||||
| Total Test Values (4): | 55,837,577 | 69,981,177 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,499,058 |
Confidence Interval Values (5)
| Local Test Value: | 55,837,577 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 66,482,119 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 73,480,235 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 217,398,053 | (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