2006 Confidence Interval Detail
250/Wood
250-906/Alba-Golden ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 31,582,207 | 1.0768 | 29,329,687 | 15 | 575 | .083696627 |
| A | 31,488,033 | 0.9843 | 31,990,280 | 15 | 316 | .026131637 |
| A | 31,582,673 | 1.0258 | 30,788,334 | 17 | 213 | .012743459 |
| A | 31,455,968 | 1.1126 | 28,272,486 | 15 | 120 | .035425957 |
| D3 | 60,421,080 | 1.0334 | 58,468,241 | 24 | 2,571 | .026729695 |
| F1 | 3,222,363 | 0.8947 | 3,601,613 | 7 | 55 | .021843925 |
| F1 | 3,139,643 | 0.8300 | 3,782,702 | 6 | 21 | .018481752 |
| F1 | 3,463,228 | 0.6871 | 5,040,355 | 6 | 12 | .130474874 |
| Random Totals: | 196,355,195 | 191,273,698 | 105 | 3,883 | ||
| Catg D1 Exception Values: | 5,700,830 | 3,666,925 | ||||
| Catg F1 Exception Values: | 2,453,544 | 2,592,010 | ||||
| Total Test Values (4): | 204,509,569 | 197,532,633 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 9,876,632 |
Confidence Interval Values (5)
| State Lower Limit: | 187,656,001 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 204,509,569 | (Within Confidence Interval) |
| State Upper Limit: | 207,409,265 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 188,474,603 | (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