2007 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 | 12,120,774 | 0.9806 | 12,360,569 | 9 | 117 | .034834674 |
| A | 12,360,657 | 0.8815 | 14,022,299 | 8 | 63 | .014791542 |
| A | 11,566,204 | 0.8458 | 13,674,869 | 9 | 44 | .003988574 |
| A | 12,002,845 | 1.0101 | 11,882,828 | 7 | 33 | .027534517 |
| D3 | 9,077,338 | 1.0692 | 8,489,841 | 12 | 580 | .032745296 |
| G1 | 3,941,310 | 0.9971 | 3,952,773 | 9 | 12 | .126797366 |
| Random Totals: | 61,069,128 | 64,383,179 | 54 | 849 | ||
| Catg D1 Exception Values: | 3,429,365 | 3,394,167 | ||||
| Catg G1 Exception Values: | 26,752,574 | 26,723,567 | ||||
| Total Test Values (4): | 91,251,067 | 94,500,913 |
Margin of Error
| Margin of Error Percent: | 5.0000004 |
|---|---|
| Margin of Error Value: | 4,725,046 |
Confidence Interval Values (5)
| State Lower Limit: | 89,775,867 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 91,251,067 | (Within Confidence Interval) |
| State Upper Limit: | 99,225,959 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 93,764,539 | (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