2008 Confidence Interval Detail
109/Hill
109-901/Abbott ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,773,110 | 0.9128 | 4,133,556 | 7 | 78 | .033526422 |
| A | 3,916,760 | 0.9472 | 4,135,093 | 7 | 48 | .019282362 |
| A | 5,009,850 | 1.0003 | 5,008,347 | 8 | 46 | .009809434 |
| A | 5,144,850 | 1.0219 | 5,034,592 | 9 | 30 | .005639712 |
| D3 | 19,771,090 | 0.9545 | 20,713,557 | 43 | 1,127 | .031418123 |
| Random Totals: | 37,615,660 | 39,025,145 | 74 | 1,329 | ||
| Catg J Exception Values: | 4,250,177 | 4,257,203 | ||||
| Catg D1 Exception Values: | 6,290,350 | 5,888,506 | ||||
| Total Test Values (4): | 48,156,187 | 49,170,854 |
Margin of Error
| Margin of Error Percent: | 5.0000006 |
|---|---|
| Margin of Error Value: | 2,458,543 |
Confidence Interval Values (5)
| State Lower Limit: | 46,712,311 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 48,156,187 | (Within Confidence Interval) |
| State Upper Limit: | 51,629,397 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 45,797,955 | (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, D3, 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