2007 Confidence Interval Detail
018/Bosque
018-904/Valley Mills ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 14,764,219 | 0.9669 | 15,269,644 | 10 | 275 | .022134362 |
| A | 14,757,050 | 0.9451 | 15,614,274 | 9 | 161 | .004036023 |
| A | 14,759,623 | 1.0123 | 14,580,285 | 10 | 106 | .031279039 |
| A | 14,727,023 | 1.0982 | 13,410,147 | 9 | 71 | .014777694 |
| D3 | 64,320,640 | 0.9784 | 65,740,638 | 30 | 2,188 | .017028416 |
| Random Totals: | 123,328,555 | 124,614,988 | 68 | 2,801 | ||
| Catg J Exception Values: | 7,959,500 | 8,274,480 | ||||
| Catg D1 Exception Values: | 8,194,520 | 7,366,261 | ||||
| Total Test Values (4): | 139,482,575 | 140,255,729 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,012,786 |
Confidence Interval Values (5)
| State Lower Limit: | 133,242,943 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 139,482,575 | (Within Confidence Interval) |
| State Upper Limit: | 147,268,515 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 168,437,674 | (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