2009 Confidence Interval Detail
049/Cooke
049-909/Sivells Bend ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 13,159,649 | 1.0004 | 13,154,387 | 9 | 119 | .014698025 |
| A | 13,592,110 | 0.9824 | 13,835,617 | 7 | 64 | .008880818 |
| A | 12,207,205 | 1.0645 | 11,467,548 | 7 | 43 | .001946391 |
| A | 17,310,059 | 0.9937 | 17,419,804 | 7 | 39 | .006475933 |
| D3 | 10,493,318 | 1.0200 | 10,287,567 | 11 | 605 | .030263138 |
| G1 | 4,560,460 | 1.0559 | 4,319,026 | 6 | 12 | .004607823 |
| Random Totals: | 71,322,801 | 70,483,949 | 47 | 882 | ||
| Catg D1 Exception Values: | 3,591,070 | 3,422,162 | ||||
| Catg G1 Exception Values: | 25,413,368 | 24,612,678 | ||||
| Total Test Values (4): | 100,327,239 | 98,518,789 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,925,939 |
Confidence Interval Values (5)
| State Lower Limit: | 93,592,850 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 100,327,239 | (Within Confidence Interval) |
| State Upper Limit: | 103,444,728 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 104,775,067 | (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